Commit Graph

2394 Commits

Author SHA1 Message Date
Yann E. MORIN a1ce636f56 kconfig/[mn]conf: make it explicit in the search box that a regexp is possible
Reported-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Cc: Jean Delvare <jdelvare@suse.de>
Cc: Michal Marek <mmarek@suse.cz>
2013-06-24 20:01:37 +02:00
Yann E. MORIN 193b40aeb5 kconfig: sort found symbols by relevance
When searching for symbols, return the symbols sorted by relevance.

Sorting is done as thus:
  - first, symbols that match exactly
  - then, alphabetical sort

Since the search can be a regexp, it is possible that more than one symbol
matches exactly. In this case, we can't decide which to sort first, so we
fallback to alphabeticall sort.

Explain this (new!) sorting heuristic in the documentation.

Reported-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Cc: Jean Delvare <jdelvare@suse.de>
Cc: Michal Marek <mmarek@suse.cz>
Cc: Roland Eggner <edvx1@systemanalysen.net>
Cc: Wang YanQing <udknight@gmail.com>

--
Changes v1->v2:
  - drop the previous, complex heuristic in favour of a simpler heuristic
    that is both easier to understand, *and* to maintain (Jean)
  - explain sorting heuristic in the doc  (Jean)
2013-06-24 19:57:45 +02:00
Yann E. MORIN a5f6d795f5 kconfig/conf: print the seed used to initialise the RNG for randconfig
... so the user has a chance to reproduce a test-case.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
2013-06-18 23:59:01 +02:00
Yann E. MORIN e85ac12443 kconfig/conf: accept a base-16 seed for randconfig
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
2013-06-18 23:59:00 +02:00
Yann E. MORIN e6abf12a77 kconfig/conf: fix randconfig setting multiple symbols in a choice
Currently, randconfig may set more than one symbol in a given choice.
Given this config file:
    config A
        bool "A"
    if A
    choice
        bool "B/C/D"
    config B
        bool "B"
    config C
        bool "C"
    config D
        bool "D"
    endchoice
    endif # A

Then randconfig generates such .config files (case where A is not set is not
shown below for brevity), and where only the right-most .config is valid:
  CONFIG_A=y                  CONFIG_A=y                  CONFIG_A=y
  CONFIG_B=y                  CONFIG_B=y                  CONFIG_B=y
  CONFIG_C=y                  # CONFIG_C is not set       # CONFIG_C is not set
  # CONFIG_D is not set       CONFIG_D=y                  # CONFIG_D is not set

That is, in a randomised choice, the first symbol is always selected,
and at most one other symbol may be selected.

This is due to symbol randomised in a choice not being properly flagged
as having a value.

Fix that by flagging those symbols adequately: have a user-defined value,
and be not valid (to force recalculation of the symbol).

Note: if the choice is not conditional, then the randomisation is properly
done.

Reported-by: Matthieu CASTET <matthieu.castet@parrot.com>
Signed-off-by: Matthieu CASTET <matthieu.castet@parrot.com>
[yann.morin.1998@free.fr: independently re-done the same patch as Matthieu,
                          as pointed out by Sedat]
Cc: Arnaud Lacombe <lacombar@gmail.com>
Cc: Sedat Dilek <sedat.dilek@gmail.com>
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
2013-06-18 23:59:00 +02:00
Clement Chauplannaz 7387778510 scripts/config: replace hard-coded script name by a dynamic value
The script `config' prints its name in usage() function. It is currently
hard-coded to value `config'. However, the script may be reused under
a different name in contexts other than the Linux Kernel.

Replace the hard-coded value `config' by the name of the script at runtime.

Signed-off-by: Clement Chauplannaz <chauplac@gmail.com>
Acked-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
2013-06-18 23:58:59 +02:00
Dirk Gouders 1278ebdbc3 mconf/nconf: mark empty menus/menuconfigs different from non-empty ones
Submenus are sometimes empty and it would be nice if there is
something that notifies us that we should not expect any content
_before_ we enter a submenu.

A new function menu_is_empty() was introduced and empty menus and
menuconfigs are now marked by "----" as opposed to non-empty ones that
are marked by "--->".

This scheme was suggested by "Yann E. MORIN" <yann.morin.1998@free.fr>.

Signed-off-by: Dirk Gouders <dirk@gouders.net>
Tested-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Reviewed-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
2013-06-18 23:58:59 +02:00
Dirk Gouders e0b42605e6 nconf: use function calls instead of ncurses' variables LINES and COLS
According to the documentation [1], LINES and COLS are initialized by
initscr(); it does not say anything about the behavior when windows are
resized.

Do not rely on the current implementation of ncurses that updates
these variables on resize, but use the propper function calls or macros
to get window dimensions.

The use of the variables in main() was OK, but for the sake of
consistency it was modified to use the macro getmaxyx().

[1] ncurses(3X)

Signed-off-by: Dirk Gouders <dirk@gouders.net>
Reviewed-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
[yann.morin.1998@free.fr: declare 'lines' and 'columns' on a single line]
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
2013-06-18 23:58:58 +02:00
Dirk Gouders 4f2de3e199 mconf: use function calls instead of ncurses' variables LINES and COLS
According to the documentation [1], LINES and COLS are initialized by
initscr(); it does not say anything about the behavior when windows are
resized.

Do not rely on the current implementation of ncurses that updates
these variables on resize, but use the propper function calls to get
window dimensions.

init_dialog() could make use of the variables, but for the sake of
consistency we do not change it's current use of the macro getmaxyx().

[1] ncurses(3X)

Signed-off-by: Dirk Gouders <dirk@gouders.net>
Tested-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Reviewed-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
2013-06-18 23:58:58 +02:00
Dirk Gouders 1376391621 kconfig/lxdialog: handle newline characters in print_autowrap()
When exiting menuconfig with unsaved changes, a dialog like
the following is shown:

        Do you wish to save your new configuration ? <ESC><ESC>
        to continue.

The author of the dialog text specified a newline after the '?',
and probably expected it to be processed, so let print_autowrap()
handle newlines propperly.

Also, reword that dialog's second phrase with a real sentence.

Signed-off-by: Dirk Gouders <dirk@gouders.net>
Tested-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Reviewed-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
[yann.morin.1998@free.fr: very slightly tweak the commit message]
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
2013-06-18 23:58:57 +02:00
Sedat Dilek ff7b0c2c24 kconfig/lxdialog: Use new mininimum resize definitions in conf_choice()
This is a cleanup which uses the proper (new) definitions and does
not change current behaviour.

Signed-off-by: Sedat Dilek <sedat.dilek@gmail.com>
Reviewed-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Tested-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>

---
Yann had some more ideas on improvements:

"What would be nice is an improvement that scales the choice window to
the number of entries in the choice. If there are a lot of choice
entries, then the choice popup grows in height (but does not overflow
the screen of course). So, instead of seeing only 6 entries, we'd see
as much as possible in the current screen.

Ditto for the width: the popup adapts to the longest prompt (but does
not overflow the screen either, of course), so prompts are not
truncated."

NOTE: This patch requires [1].

[1] http://marc.info/?l=linux-kbuild&m=137128726917166&w=2
2013-06-18 23:58:57 +02:00
Sedat Dilek 851f665725 kconfig/lxdialog: Add definitions for mininimum (re)size values
Commit c8dc68ad0f ("kconfig/lxdialog: support resize") added support
for resizing, but forgot to collect all hardcoded values at one single
place.

Also add a definition for the check for a minimum screen/window size
of 80x19.

[ ChangeLog v3:
  * Rename MENU_{HEIGTH,WIDTH}_MIN -> MENUBOX_{HEIGTH,WIDTH}_MIN
  ChangeLog v2:
  * Rename WIN_{HEIGTH,WIDTH}_MIN -> WINDOW_{HEIGTH,WIDTH}_MIN
  * Mention the check for a minimum screen/window size in the changelog
  * Add a comment above the block of new definitions ]

Signed-off-by: Sedat Dilek <sedat.dilek@gmail.com>
Acked-by: Wang YanQing <udknight@gmail.com>
Tested-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Reviewed-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
2013-06-16 11:09:56 +02:00
Arve Hjønnevåg fbe98bb9ed kconfig: Fix defconfig when one choice menu selects options that another choice menu depends on
The defconfig and Kconfig combination below, which is based on 3.10-rc4
Kconfigs, resulted in several options getting set to "m" instead of "y".

defconfig.choice:
---8<---
CONFIG_MODULES=y
CONFIG_USB_ZERO=y
---8<---

Kconfig.choice:
---8<---
menuconfig MODULES
	bool "Enable loadable module support"

config CONFIGFS_FS
	tristate "Userspace-driven configuration filesystem"

config OCFS2_FS
        tristate "OCFS2 file system support"
        depends on CONFIGFS_FS
        select CRC32

config USB_LIBCOMPOSITE
	tristate
	select CONFIGFS_FS

choice
	tristate "USB Gadget Drivers"
	default USB_ETH

config USB_ZERO
	tristate "Gadget Zero (DEVELOPMENT)"
	select USB_LIBCOMPOSITE

config USB_ETH
	tristate "Ethernet Gadget (with CDC Ethernet support)"
	select USB_LIBCOMPOSITE

endchoice

config CRC32
        tristate "CRC32/CRC32c functions"
        default y

choice
        prompt "CRC32 implementation"
        depends on CRC32
        default CRC32_SLICEBY8

config CRC32_SLICEBY8
        bool "Slice by 8 bytes"

endchoice
---8<---

$ scripts/kconfig/conf --defconfig=defconfig.choice Kconfig.choice

would result in:

.config:
---8<---
CONFIG_MODULES=y
CONFIG_CONFIGFS_FS=m
CONFIG_USB_LIBCOMPOSITE=m
CONFIG_USB_ZERO=m
CONFIG_CRC32=y
CONFIG_CRC32_SLICEBY8=y
---8<---

when the expected result would be:

.config:
---8<---
CONFIG_MODULES=y
CONFIG_CONFIGFS_FS=y
CONFIG_USB_LIBCOMPOSITE=y
CONFIG_USB_ZERO=y
CONFIG_CRC32=y
CONFIG_CRC32_SLICEBY8=y
---8<---

Signed-off-by: Arve Hjønnevåg <arve@android.com>
[yann.morin.1998@free.fr: add the resulting .config to commit log,
                          remove unneeded USB_GADGET from the defconfig]
Tested-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Reviewed-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
2013-06-16 11:00:30 +02:00
Linus Torvalds b9e306e07e Merge branch 'misc' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild
Pull misc kbuild updates from Michal Marek:
 "Non-critical kbuild changes:

   - make coccicheck improvements, but no new semantic patches this time

   - make rpm improvements

   - make tar-pkg change to include the architecture in the filename.

     This is a deliberate incompatibility, but nobody has complained so
     far and it is useful if you build for different architectures.  It
     also matches what the deb-pkg and rpm-pkg targets produce.

   - kbuild documentation fix"

* 'misc' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild:
  rpm-pkg: Remove pointless set -e statements
  rpm-pkg: Always regenerate the specfile
  rpm-pkg: Do not write to the parent directory
  rpm-pkg: Do not package the whole source directory
  buildtar: Add ARCH to the archive name
  Coccinelle: Fix patch output when coccicheck is used with M= and C=
  Coccinelle: Add support to the SPFLAGS variable
  Coccinelle: Cleanup the setting of the FLAGS and OPTIONS variables
  Coccinelle: Restore coccicheck verbosity in ONLINE mode (C=1 or C=2)
  scripts/package/Makefile: compare objtree with srctree instead of test KBUILD_OUTPUT
  doc: change example to existing Makefile fragment
  scripts/tags.sh: Add magic for OFFSET and DEFINE
2013-05-07 07:59:19 -07:00
Linus Torvalds 685e56d294 Merge branch 'kconfig' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild
Pull kconfig updates from Michal Marek:
 - use pkg-config to detect curses libraries
 - clean up the way curses headers are searched
 - Some randconfig fixes, of which one had to be reverted
 - KCONFIG_SEED for randconfig debugging
 - memuconfig memory leak plugged
 - menuconfig > breadcrumbs > navigation
 - xconfig compilation fix
 - Other minor fixes

* 'kconfig' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild:
  kconfig: fix lists definition for C++
  Revert "kconfig: fix randomising choice entries in presence of KCONFIG_ALLCONFIG"
  kconfig: implement KCONFIG_PROBABILITY for randconfig
  kconfig: allow specifying the seed for randconfig
  kconfig: fix randomising choice entries in presence of KCONFIG_ALLCONFIG
  kconfig: do not override symbols already set
  kconfig: fix randconfig tristate detection
  kconfig/lxdialog: rationalise the include paths where to find {.n}curses{,w}.h
  menuconfig: Add "breadcrumbs" navigation aid
  menuconfig: Fix memory leak introduced by jump keys feature
  merge_config.sh: Avoid creating unnessary source softlinks
  kconfig: optionally use pkg-config to detect ncurses libs
  menuconfig: optionally use pkg-config to detect ncurses libs
2013-05-07 07:58:05 -07:00
Linus Torvalds 57c29bd3cd Merge branch 'kbuild' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild
Pull kbuild changes from Michal Marek:
 "Kbuild commits for v3.10-rc1:

   - Fix make mrproper after mod/file2alias rework
   - Fix ld-option Makefile function
   - Rewrite headers_install to shell to drop Perl dependency.

  There are some more patches I have to look at, so I might send another
  pull request later.  Or just queue them for 3.11."

* 'kbuild' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild:
  Fix cleaning in scripts/mod
  headers_install.pl: convert to headers_install.sh
  kbuild: fix ld-option function
2013-05-07 07:56:26 -07:00
Li Zefan 383da76f52 menuconfig: fix NULL pointer dereference when searching a symbol
Searching for PPC_EFIKA results in a segmentation fault, and it's
because get_symbol_prop() returns NULL.

In this case CONFIG_PPC_EFIKA is defined in arch/powerpc/platforms/
52xx/Kconfig, so it won't be parsed if ARCH!=PPC, but menuconfig knows
this symbol when it parses sound/soc/fsl/Kconfig:

    config SND_MPC52xx_SOC_EFIKA
        tristate "SoC AC97 Audio support for bbplan Efika and STAC9766"
        depends on PPC_EFIKA

This bug was introduced by commit bcdedcc1af ("menuconfig: print more
info for symbol without prompts").

Reported-and-tested-by: Borislav Petkov <bp@alien8.de>
Signed-off-by: Li Zefan <lizefan@huawei.com>
Tested-by: Libo Chen <libo.chen@huawei.com>
Reviewed-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: Michal Marek <mmarek@suse.cz>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-05-07 07:55:36 -07:00
Andreas Schwab 22fc4273c7 Fix cleaning in scripts/mod
Make sure devicetable-offsets.h is cleaned in the scripts/mod directory

Signed-off-by: Andreas Schwab <schwab@linux-m68k.org>
Tested-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Michal Marek <mmarek@suse.cz>
2013-05-06 23:40:54 +02:00
Linus Torvalds f8ce1faf55 We get rid of the general module prefix confusion with a binary config option,
fix a remove/insert race which Never Happens, and (my favorite) handle the
 case when we have too many modules for a single commandline.  Seriously,
 the kernel is full, please go away!
 
 Cheers,
 Rusty.
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Merge tag 'modules-next-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux

Pull mudule updates from Rusty Russell:
 "We get rid of the general module prefix confusion with a binary config
  option, fix a remove/insert race which Never Happens, and (my
  favorite) handle the case when we have too many modules for a single
  commandline.  Seriously, the kernel is full, please go away!"

* tag 'modules-next-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux:
  modpost: fix unwanted VMLINUX_SYMBOL_STR expansion
  X.509: Support parse long form of length octets in Authority Key Identifier
  module: don't unlink the module until we've removed all exposure.
  kernel: kallsyms: memory override issue, need check destination buffer length
  MODSIGN: do not send garbage to stderr when enabling modules signature
  modpost: handle huge numbers of modules.
  modpost: add -T option to read module names from file/stdin.
  modpost: minor cleanup.
  genksyms: pass symbol-prefix instead of arch
  module: fix symbol versioning with symbol prefixes
  CONFIG_SYMBOL_PREFIX: cleanup.
2013-05-05 10:58:06 -07:00
Linus Torvalds dfab34aa61 ARM: arm-soc device-tree updates for 3.10, part 1
Device-tree updates for 3.10. The bulk of the churn in this branch is due
 to i.MX moving from C-defined pin control over to device tree, which is
 a one-time conversion that will allow greater flexibility down the road.
 
 Besides that, there's PCI-e bindings for Marvell mvebu platforms and a
 handful of cleanups to tegra due to the new include file functionality
 of the device tree compiler.
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Merge tag 'dt-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC device-tree updates from Olof Johansson:
 "Part 1 of device-tree updates for 3.10.  The bulk of the churn in this
  branch is due to i.MX moving from C-defined pin control over to device
  tree, which is a one-time conversion that will allow greater
  flexibility down the road.

  Besides that, there's PCI-e bindings for Marvell mvebu platforms and a
  handful of cleanups to tegra due to the new include file functionality
  of the device tree compiler"

* tag 'dt-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (113 commits)
  arm: mvebu: PCIe Device Tree informations for Armada XP GP
  arm: mvebu: PCIe Device Tree informations for Armada 370 DB
  arm: mvebu: PCIe Device Tree informations for Armada 370 Mirabox
  arm: mvebu: PCIe Device Tree informations for Armada XP DB
  arm: mvebu: PCIe Device Tree informations for OpenBlocks AX3-4
  arm: mvebu: add PCIe Device Tree informations for Armada XP
  arm: mvebu: add PCIe Device Tree informations for Armada 370
  ARM: sunxi: unify osc24M_fixed and osc24M
  arm: vt8500: Add SDHC support to WM8505 DT
  ARM: dts: Add a 64 bits version of the skeleton device tree
  ARM: mvebu: Add Device Bus and CFI flash memory support to defconfig
  ARM: mvebu: Add support for NOR flash device on Openblocks AX3 board
  ARM: mvebu: Add support for NOR flash device on Armada XP-GP board
  ARM: mvebu: Add Device Bus support for Armada 370/XP SoC
  ARM: dts: imx6dl-wandboard: Add USB Host support
  ARM: dts: imx51 cpu node
  ARM: dts: Add missing imx27-phytec-phycore dtb target
  ARM: dts: Add NFC support for i.MX27 Phytec PCM038 module
  ARM: i.MX51: Add PATA support
  ARM: dts: Add initial support for Wandboard Dual-Lite
  ...
2013-05-02 09:28:03 -07:00
Wengmeiling bcdedcc1af menuconfig: print more info for symbol without prompts
When we search a config symbol, if it has no prompt the position of this
symbol in the Kconfig file and it's dependencies are not printed.  This
can be inconvenient, especially when it's set to n and we want to find out
why.

the following is an example:

before:

Symbol: GENERIC_SMP_IDLE_THREAD [=y]
Type  : boolean
  Selected by: X86 [=y]

after:

Symbol: GENERIC_SMP_IDLE_THREAD [=y]
Type  : boolean
  Defined at arch/Kconfig:213
  Selected by: X86 [=y]

Signed-off-by: Weng Meiling <wengmeiling.weng@huawei.com>
Signed-off-by: Libo Chen <libo.chen@huawei.com>
Cc: Michal Marek <mmarek@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-04-30 17:04:09 -07:00
Linus Torvalds 500fcbc4a9 A bug was recently found in the make localmodconfig where it would miss
dependencies of config files are include in other config files inside
 an if statement.
 
 Also added a debug print that helped in solving this bug.
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Merge tag 'localmodconfig-v3.10' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-kconfig

Pull localmodconfig changes from Steven Rostedt:
 "A bug was recently found in the make localmodconfig where it would
  miss dependencies of config files are include in other config files
  inside an if statement.

  Also added a debug print that helped in solving this bug."

* tag 'localmodconfig-v3.10' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-kconfig:
  localmodconfig: Process source kconfig files as they are found
  localmodconfig: Add debug prints for dependencies of module configs
2013-04-30 07:20:33 -07:00
Mugunthan V N 8543ae1296 checkpatch: add Suggested-by as a standard signature
As people started using Suggested-by as standard signature, adding
"Suggested-by" to the standard signature so that checkpatch won't
generate warning when Suggested-by is used in patch signature

Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Cc: Andy Whitcroft <apw@canonical.com>
Cc: Joe Perches <joe@perches.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-04-29 18:28:20 -07:00
Matthijs Kooijman 74c8f4336d checkpatch: only warn for empty lines before closing braces by themselves
This check was intended to catch extra newlines at the end of a function
definition, but it would trigger on any closing brace, including those
of inline functions and macro definitions, triggering false positives.
Now, only closing braces on a line by themselves trigger this check.

Tested with:

$ cat test.h
/* test.h - Test file */

static inline int foo(void) { return 0; }

static inline int bar(void)
{
        return 1;

}

$ ./scripts/checkpatch.pl --strict -f test.h # Before this commit
CHECK: Blank lines aren't necessary before a close brace '}'
+
+static inline int foo(void) { return 0; }

CHECK: Blank lines aren't necessary before a close brace '}'
+
+}

total: 0 errors, 0 warnings, 2 checks, 9 lines checked

$ ./scripts/checkpatch.pl --strict -f test.h # After this commit
CHECK: Blank lines aren't necessary before a close brace '}'
+
+}

total: 0 errors, 0 warnings, 1 checks, 9 lines checked

Signed-off-by: Matthijs Kooijman <matthijs@stdin.nl>
Cc: Andy Whitcroft <apw@canonical.com>
Acked-by: Joe Perches <joe@perches.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-04-29 18:28:20 -07:00
Joe Perches 5646bc71b3 checkpatch: warn on space before semicolon
Make space before semicolon a warning instead of a --strict CHK test.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-04-29 18:28:20 -07:00
Joe Perches 04db4d25d9 checkpatch: complain about executable files
Complain about files with an executable bit set that are not in a scripts/
directory and are not type .pl, .py, .awk, or .sh

Based on an initial patch from Stephen.

Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-04-29 18:28:20 -07:00
Joe Perches a6962d7273 checkpatch: Prefer seq_puts to seq_printf
Add a check for seq_printf use with a constant format without additional
arguments.  Suggest seq_puts instead.

Signed-off-by: Joe Perches <joe@perches.com>
Suggested-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-04-29 18:28:19 -07:00
Joe Perches 972fdea2e6 checkpatch: add check for reuse of krealloc arg
On Thu, 2013-03-14 at 13:30 +0000, David Woodhouse wrote:
> If krealloc() returns NULL, it *doesn't* free the original. So any code
> of the form 'foo = krealloc(foo, …);' is almost certainly a bug.

So add a check for it to checkpatch.

Signed-off-by: Joe Perches <joe@perches.com>
Tested-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Guenter Roeck <linux@roeck-us.net>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Andy Whitcroft <apw@canonical.com>
Cc: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-04-29 18:28:19 -07:00
Stephen Warren bbbe96ed89 get_maintainer: use filename-only regex match for Tegra
Create a new N: entry type in MAINTAINERS which performs a regex match
against filenames; either those extracted from patch +++ or --- lines,
or those specified on the command-line using the -f option.

This provides the same benefits as using a K: regex option to match a
set of filenames (see commit eb90d0855b "get_maintainer: allow
keywords to match filenames"), but without the disadvantage that
"random" file content, such as comments, will ever match the regex.
Hence, revert most of that commit.

Switch the Tegra entry from using K: to N:

[akpm@linux-foundation.org: fix typo in docs, per Marcin]
Reported-by: Marcin Slusarz <marcin.slusarz@gmail.com>
Suggested-by: Joe Perches <joe@perches.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
Acked-by: Joe Perches <joe@perches.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-04-29 18:28:14 -07:00
Borislav Petkov 18ff44b189 scripts/decodecode: make faulting insn ptr more robust
It can accidentally happen that the faulting insn (the exact instruction
bytes) is repeated a little further on in the trace.  This causes that
same instruction to be tagged twice, see example below.

What we want to do, however, is to track back from the end of the whole
disassembly so many lines as the slice which starts with the faulting
instruction is long.  This leads us to the actual faulting instruction
and *then* we tag it.

While we're at it, we can drop the sed "g" flag because we address only
this one line.

Also, if we point to an instruction which changes decoding depending on
the slice being objdumped, like a Jcc insn, for example, we do not even
tag it as a faulting instruction because the instruction decode changes
in the second slice but we use that second format as a regex on the
fsrst disassembled buffer and more often than not that instruction
doesn't match.

Again, simply tag the line which is deduced from the original "<>"
marking we've received from the kernel.

This also solves the pathologic issue of multiple tagging like this:

  29:*  0f 0b                   ud2         <-- trapping instruction
  2b:*  0f 0b                   ud2         <-- trapping instruction
  2d:*  0f 0b                   ud2         <-- trapping instruction

Double tagging example:

Code: 34 dd 40 30 ad 81 48 c7 c0 80 f6 00 00 48 8b 3c 30 48 01 c6 b8 ff ff ff ff 48 8d 57 f0 48 39 f7 74 2f 49 8b 4c 24 08 48 8b 47 f0 <48> 39 48 08 75 0e eb 2a 66 90 48 8b 40 f0 48 39 48 08 74 1e 48
All code
========
   0:   34 dd                   xor    $0xdd,%al
   2:   40 30 ad 81 48 c7 c0    xor    %bpl,-0x3f38b77f(%rbp)
   9:   80 f6 00                xor    $0x0,%dh
   c:   00 48 8b                add    %cl,-0x75(%rax)
   f:   3c 30                   cmp    $0x30,%al
  11:   48 01 c6                add    %rax,%rsi
  14:   b8 ff ff ff ff          mov    $0xffffffff,%eax
  19:   48 8d 57 f0             lea    -0x10(%rdi),%rdx
  1d:   48 39 f7                cmp    %rsi,%rdi
  20:   74 2f                   je     0x51
  22:   49 8b 4c 24 08          mov    0x8(%r12),%rcx
  27:   48 8b 47 f0             mov    -0x10(%rdi),%rax
  2b:*  48 39 48 08             cmp    %rcx,0x8(%rax)     <-- trapping instruction
  2f:   75 0e                   jne    0x3f
  31:   eb 2a                   jmp    0x5d
  33:   66 90                   xchg   %ax,%ax
  35:   48 8b 40 f0             mov    -0x10(%rax),%rax
  39:*  48 39 48 08             cmp    %rcx,0x8(%rax)     <-- trapping instruction
  3d:   74 1e                   je     0x5d
  3f:   48                      rex.W

Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-04-29 15:54:27 -07:00
Steven Rostedt ced9cb1af1 localmodconfig: Process source kconfig files as they are found
A bug was reported that caused localmodconfig to not keep all the
dependencies of ATH9K. This was caused by the kconfig file:

In drivers/net/wireless/ath/Kconfig:

---
if ATH_CARDS

config ATH_DEBUG
        bool "Atheros wireless debugging"
        ---help---
          Say Y, if you want to debug atheros wireless drivers.
          Right now only ath9k makes use of this.

source "drivers/net/wireless/ath/ath5k/Kconfig"
source "drivers/net/wireless/ath/ath9k/Kconfig"
source "drivers/net/wireless/ath/carl9170/Kconfig"
source "drivers/net/wireless/ath/ath6kl/Kconfig"
source "drivers/net/wireless/ath/ar5523/Kconfig"
source "drivers/net/wireless/ath/wil6210/Kconfig"

endif
---

The current way kconfig works, it processes new source files after the
first file is completed. It creates an array of new source config files
and when the one file is finished, it continues with the next file.

Unfortunately, this means that it loses the fact that the source file is
within an "if" statement, and this means that each of these source file's
configs will not have the proper dependencies set.

As ATH9K requires ATH_CARDS set, the localmodconfig did not see that
dependency, and did not enable ATH_CARDS. When the oldconfig was run, it
forced ATH9K to be disabled.

Link: http://lkml.kernel.org/r/alpine.DEB.2.02.1304291022320.9234@oneiric

Cc: stable@vger.kernel.org # 3.8+
Reported-by: Robert P. J. Day <rpjday@crashcourse.ca>
Tested-by: Robert P. J. Day <rpjday@crashcourse.ca>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
2013-04-29 15:41:51 -04:00
Steven Rostedt bc20d12eca localmodconfig: Add debug prints for dependencies of module configs
When a config for a module is added to the list to save in the final
config file, add a print to show what dependencies are used. This is
useful to debug when a config is disabled by the make oldconfig after
localmodconfig is finished.

This print only appears if the environment variable LOCALMODCONFIG_DEBUG
is defined.

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
2013-04-29 15:17:40 -04:00
Linus Torvalds 4f567cbc95 Char / Misc driver update for 3.10-rc1
Here's the big char / misc driver update for 3.10-rc1
 
 A number of various driver updates, the majority being new functionality
 in the MEI driver subsystem (it's now a subsystem, it started out just a
 single driver), extcon updates, memory updates, hyper-v updates, and a
 bunch of other small stuff that doesn't fit in any other tree.
 
 All of these have been in linux-next for a while
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'char-misc-3.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull char/misc driver update from Greg Kroah-Hartman:
 "Here's the big char / misc driver update for 3.10-rc1

  A number of various driver updates, the majority being new
  functionality in the MEI driver subsystem (it's now a subsystem, it
  started out just a single driver), extcon updates, memory updates,
  hyper-v updates, and a bunch of other small stuff that doesn't fit in
  any other tree.

  All of these have been in linux-next for a while"

* tag 'char-misc-3.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (148 commits)
  Tools: hv: Fix a checkpatch warning
  tools: hv: skip iso9660 mounts in hv_vss_daemon
  tools: hv: use FIFREEZE/FITHAW in hv_vss_daemon
  tools: hv: use getmntent in hv_vss_daemon
  Tools: hv: Fix a checkpatch warning
  tools: hv: fix checks for origin of netlink message in hv_vss_daemon
  Tools: hv: fix warnings in hv_vss_daemon
  misc: mark spear13xx-pcie-gadget as broken
  mei: fix krealloc() misuse in in mei_cl_irq_read_msg()
  mei: reduce flow control only for completed messages
  mei: reseting -> resetting
  mei: fix reading large reposnes
  mei: revamp mei_irq_read_client_message function
  mei: revamp mei_amthif_irq_read_message
  mei: revamp hbm state machine
  Revert "drivers/scsi: use module_pcmcia_driver() in pcmcia drivers"
  Revert "scsi: pcmcia: nsp_cs: remove module init/exit function prototypes"
  scsi: pcmcia: nsp_cs: remove module init/exit function prototypes
  mei: wd: fix line over 80 characters
  misc: tsl2550: Use dev_pm_ops
  ...
2013-04-29 11:18:34 -07:00
Yann E. MORIN 21ca352b71 kconfig: fix lists definition for C++
The C++ compiler is more strict in that it refuses to assign
a void* to a struct list_head*.

Fix that by explicitly casting the poisonning constants.

(Tested with all 5 frontends, now.)

Reported-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Cc: Randy Dunlap <rdunlap@infradead.org>
Cc: Benjamin Poirier <bpoirier@suse.de>
2013-04-29 19:55:56 +02:00
James Hogan a53a11f357 modpost: fix unwanted VMLINUX_SYMBOL_STR expansion
Commit a4b6a77b77 ("module: fix symbol
versioning with symbol prefixes") broke the MODVERSIONS loading of any
module using memcmp (e.g. ipv6) on x86_32, as it's defined to
__builtin_memcmp which is expanded by VMLINUX_SYMBOL_STR. Use
__VMLINUX_SYMBOL_STR instead which doesn't expand the argument.

Reported-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Reported-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: James Hogan <james.hogan@imgtec.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Tested-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Tested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Cc: <stable@vger.kernel.org> # 3.9
2013-04-29 11:41:42 +09:30
Yann E. MORIN 23a5dfdad2 Revert "kconfig: fix randomising choice entries in presence of KCONFIG_ALLCONFIG"
This reverts commit 422c809f03.
It causes more harm than it solves issues.

Reported-by: Sedat Dilek <sedat.dilek@gmail.com>
Reported-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Tested-by: Sedat Dilek <sedat.dilek@gmail.com>
Cc: Sedat Dilek <sedat.dilek@gmail.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Michal Marek <mmarek@suse.cz>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Cc: Greg KH <greg@kroah.com>
2013-04-26 23:21:59 +02:00
Yann E. MORIN e43956e607 kconfig: implement KCONFIG_PROBABILITY for randconfig
Currently the odds to set each symbol is (rounded):
    booleans:   y: 50%          n: 50%
    tristates:  y: 33%  m: 33%  n: 33%

Introduce a KCONFIG_PROBABILITY environment variable to tweak the
probabilities (in percentage), as such:
    KCONFIG_PROBABILITY     y:n split           yⓂ️n split
    -----------------------------------------------------------------
[1] unset or empty          50  : 50            33  : 33  : 34
[2] N                        N  : 100-N         N/2 : N/2 : 100-N
    N:M                     N+M : 100-(N+M)      N  :  M  : 100-(N+M)
    N:M:L                    N  : 100-N          M  :  L  : 100-(M+L)

[1] The current behaviour is kept as default, for backward compatibility
[2] The solution initially implemented by Peter for Buildroot, see:
    http://git.buildroot.org/buildroot/commit/?id=3435c1afb5

Signed-off-by: Peter Korsgaard <jacmet@uclibc.org>
[yann.morin.1998@free.fr: add to Documentation/]
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
2013-04-25 00:16:30 +02:00
Yann E. MORIN 0d8024c6eb kconfig: allow specifying the seed for randconfig
For reproducibility, it can be useful to be able to specify the
seed to use to seed the RNG.

Add a new KCONFIG_SEED environment variable which can be set to
the seed to use:
    $ make KCONFIG_SEED=42 randconfig
    $ sha1sum .config
    70a128c8dcc61303069e1be352cce64114dfcbca  .config
    $ make KCONFIG_SEED=42 randconfig
    $ sha1sum .config
    70a128c8dcc61303069e1be352cce64114dfcbca  .config

It's very usefull for eg. debugging the kconfig parser.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
2013-04-25 00:16:25 +02:00
Yann E. MORIN 422c809f03 kconfig: fix randomising choice entries in presence of KCONFIG_ALLCONFIG
Currently, randconfig does randomise choice entries, unless KCONFIG_ALLCONFIG
is specified.

For example, given those two files (Thomas' test-case):

    ---8<--- Config.test.in
    config OPTIONA
        bool "Option A"

    choice
        prompt "This is a choice"

    config CHOICE_OPTIONA
        bool "Choice Option A"

    config CHOICE_OPTIONB
        bool "Choice Option B"

    endchoice

    config OPTIONB
        bool "Option B"
    ---8<--- Config.test.in

    ---8<--- config.defaults
    CONFIG_OPTIONA=y
    ---8<--- config.defaults

And running:
    ./scripts/kconfig/conf --randconfig Config.test.in

does properly randomise the two choice symbols (and the two booleans).

However, running:
    KCONFIG_ALLCONFIG=config.defaults \
    ./scripts/kconfig/conf --randconfig Config.test.in

does *not* reandomise the two choice entries, and only CHOICE_OPTIONA
will ever be selected. (OPTIONA will always be set (expected), and
OPTIONB will be be properly randomised (expected).)

This patch defers setting that a choice has a value until a symbol for
that choice is indeed set, so that choices are properly randomised when
KCONFIG_ALLCONFIG is set, but not if a symbol for that choice is set.

Also, as a side-efect, this patch fixes the following case:

    ---8<---
    choice
    config OPTION_A
        bool "Option A"
    config OPTION_B
        bool "Option B"
    config OPTION_C
        bool "Option C"
    endchoice
    ---8<---

which could previously generate such .config files:

    ---8<---                            ---8<---
    CONFIG_OPTION_A=y                   CONFIG_OPTION_A=y
    CONFIG_OPTION_B=y                   # CONFIG_OPTION_B is not set
    # CONFIG_OPTION_C is not set        CONFIG_OPTION_C=y
    ---8<---                            ---8<---

Ie., the first entry in a choice is always set, plus zero or one of
the other options may be set.

This patch ensures that only one option may be set for a choice.

Reported-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Cc: Michal Marek <mmarek@suse.cz>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: Arnaud Lacombe <lacombar@gmail.com>

---
Changes v2 -> v3
  - ensure only one symbol is set in a choice

Changes v1 -> v2:
  - further postpone setting that a choice has a value until
    one is indeed set
  - do not print symbols that are part of an invisible choice
2013-04-25 00:16:12 +02:00
Yann E. MORIN cfa98f2e0a kconfig: do not override symbols already set
For randconfig, if a list of required symbols is specified with
KCONFIG_ALLCONFIG, such symbols do not "have a value" as per
sym_has_value(), but have the "valid" flag set.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
2013-04-25 00:15:58 +02:00
Yann E. MORIN 61fa0e17f9 kconfig: fix randconfig tristate detection
Because the modules' symbole (CONFIG_MODULES) may not yet be set when
we check a symbol's tristate capabilty, we'll always find that tristate
symbols are booleans, even if we randomly decided that to enable modules:
sym_get_type(sym) always return boolean for tristates when modules_sym
has not been previously set to 'y' *and* its value calculated *and* its
visibility calculated, both of which only occur after we randomly assign
values to symbols.

Fix that by looking at the raw type of symbols. Tristate set to 'm' will
be promoted to 'y' when their values will be later calculated.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
2013-04-25 00:15:47 +02:00
Michal Marek a0f9c6f202 rpm-pkg: Remove pointless set -e statements
Signed-off-by: Michal Marek <mmarek@suse.cz>
2013-04-18 14:56:54 +02:00
Michal Marek 6501320311 rpm-pkg: Always regenerate the specfile
The *pkg targets are always run, so it makes no sense to cache the
generated specfile. This also fixes build errors when the specfile
becomes out of date, without the Makefile noticing it:

$ make rpm
  works
$ echo yadadada >localversion-test
$ make rpm
  fails, because kernel.spec assumes the old kernel release string

Signed-off-by: Michal Marek <mmarek@suse.cz>
2013-04-18 14:56:54 +02:00
Michal Marek 403d3cc473 rpm-pkg: Do not write to the parent directory
Now that we only package explicitly listed files to the tarball, there
is no need to abuse the parent directory.

Signed-off-by: Michal Marek <mmarek@suse.cz>
2013-04-18 14:56:53 +02:00
Michal Marek 6615d6c322 rpm-pkg: Do not package the whole source directory
The source tree can contain lots of uninteresting data like tag or
cscope files, packaging which slows down make rpm needlessly. It can
also break the build, if the tree contains an unrelated file named
*.spec. The downside of this change is that new subdirectories have to
be added to the KBUILD_ALLDIRS variable in the top-level Makefile. The
upside is that the behavior is more predictable.

Signed-off-by: Michal Marek <mmarek@suse.cz>
2013-04-18 14:56:44 +02:00
Joe Perches e942e2c3f7 checkpatch: fix stringification macro defect
Fix checkpatch misreporting defect with stringification macros

ERROR: Macros with complex values should be enclosed in parenthesis
  #27: FILE: arch/arm/include/asm/kgdb.h:41:
  +#define ___to_string(X) #X

Signed-off-by: Joe Perches <joe@perches.com>
Reported-by: Vincent Stehlé <v-stehle@ti.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-04-17 16:10:44 -07:00
Yann E. MORIN cdf0c2cfd7 kconfig/lxdialog: rationalise the include paths where to find {.n}curses{,w}.h
The current code does this:

    if [ -f /usr/include/ncursesw/curses.h ]; then
        echo '-I/usr/include/ncursesw -DCURSES_LOC="<ncursesw/curses.h>"'
    elif [ -f /usr/include/ncurses/ncurses.h ]; then
        echo '-I/usr/include/ncurses -DCURSES_LOC="<ncurses.h>"'
    elif [ -f /usr/include/ncurses/curses.h ]; then
        echo '-I/usr/include/ncurses -DCURSES_LOC="<ncurses/curses.h>"'
    [...]

This is merely inconsistent:
  - adding the full path to the directory in the -I directive,
  - especially since that path is already a sub-path of the system
    include path,
  - and then repeating the sub-path in the #include directive.

Rationalise each include directive:
  - only use the filename in the #include directive,
  - keep the -I directives: they are always searched for before the
    system include path; this ensures the correct header is used.

Using the -I directives and the filename-only in #include is more in
line with how pkg-config behaves, eg.:
    $ pkg-config --cflags ncursesw
    -I/usr/include/ncursesw

This paves the way for using pkg-config for CFLAGS, too, now we use it
to find the libraries.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
2013-04-16 22:00:32 +02:00
Benjamin Poirier 9a69abf80e menuconfig: Add "breadcrumbs" navigation aid
Displays a trail of the menu entries used to get to the current menu.

Signed-off-by: Benjamin Poirier <bpoirier@suse.de>
Tested-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
[yann.morin.1998@free.fr: small, trivial code re-ordering]
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
2013-04-16 22:00:31 +02:00
Benjamin Poirier edb749f439 menuconfig: Fix memory leak introduced by jump keys feature
Fixes the memory leak of struct jump_key allocated in get_prompt_str()

Signed-off-by: Benjamin Poirier <bpoirier@suse.de>
Tested-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Reviewed-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Cc: stable@vger.kernel.org
2013-04-16 21:59:28 +02:00
John Stultz a45c7dfb94 merge_config.sh: Avoid creating unnessary source softlinks
Viresh noticed when using merge_config.sh that a source softlink
was being created even when he didn't specify the -O option.

The problem arises due to the previous commit 409f117e2d
which added the -O option. Basically if -O is not specified,
we still pass '-O=.' to the make command, which then generates
a source softlink to ./

This patch adds an extra check so if there is no -O specified
to merge_config.sh, we don't pass one on to make.

Cc: Zhangfei Gao <zhangfei.gao@linaro.org>
Cc: Bruce Ashfield <bruce.ashfield@windriver.com>
Acked-by: Darren Hart <dvhart@linux.intel.com>
Reported-and-tested-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Michal Marek <mmarek@suse.cz>
2013-04-10 10:55:22 +02:00