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Yoichi Yuasa 5596b0b245 MIPS: Fix forgotten preempt_enable() when CPU has inclusive pcaches 
[    1.904000] BUG: scheduling while atomic: swapper/1/0x00000002
[    1.908000] Modules linked in:
[    1.916000] CPU: 0 PID: 1 Comm: swapper Not tainted 3.12.0-rc2-lemote-los.git-5318619-dirty #1
[    1.920000] Stack : 0000000031aac000 ffffffff810d0000 0000000000000052 ffffffff802730a4
          0000000000000000 0000000000000001 ffffffff810cdf90 ffffffff810d0000
          ffffffff8068b968 ffffffff806f5537 ffffffff810cdf90 980000009f0782e8
          0000000000000001 ffffffff80720000 ffffffff806b0000 980000009f078000
          980000009f290000 ffffffff805f312c 980000009f05b5d8 ffffffff80233518
          980000009f05b5e8 ffffffff80274b7c 980000009f078000 ffffffff8068b968
          0000000000000000 0000000000000000 0000000000000000 0000000000000000
          0000000000000000 980000009f05b520 0000000000000000 ffffffff805f2f6c
          0000000000000000 ffffffff80700000 ffffffff80700000 ffffffff806fc758
          ffffffff80700000 ffffffff8020be98 ffffffff806fceb0 ffffffff805f2f6c
          ...
[    2.028000] Call Trace:
[    2.032000] [<ffffffff8020be98>] show_stack+0x80/0x98
[    2.036000] [<ffffffff805f2f6c>] __schedule_bug+0x44/0x6c
[    2.040000] [<ffffffff805fac58>] __schedule+0x518/0x5b0
[    2.044000] [<ffffffff805f8a58>] schedule_timeout+0x128/0x1f0
[    2.048000] [<ffffffff80240314>] msleep+0x3c/0x60
[    2.052000] [<ffffffff80495400>] do_probe+0x238/0x3a8
[    2.056000] [<ffffffff804958b0>] ide_probe_port+0x340/0x7e8
[    2.060000] [<ffffffff80496028>] ide_host_register+0x2d0/0x7a8
[    2.064000] [<ffffffff8049c65c>] ide_pci_init_two+0x4e4/0x790
[    2.068000] [<ffffffff8049f9b8>] amd74xx_probe+0x148/0x2c8
[    2.072000] [<ffffffff803f571c>] pci_device_probe+0xc4/0x130
[    2.076000] [<ffffffff80478f60>] driver_probe_device+0x98/0x270
[    2.080000] [<ffffffff80479298>] __driver_attach+0xe0/0xe8
[    2.084000] [<ffffffff80476ab0>] bus_for_each_dev+0x78/0xe0
[    2.088000] [<ffffffff80478468>] bus_add_driver+0x230/0x310
[    2.092000] [<ffffffff80479b44>] driver_register+0x84/0x158
[    2.096000] [<ffffffff80200504>] do_one_initcall+0x104/0x160

Signed-off-by: Yoichi Yuasa <yuasa@linux-mips.org>
Reported-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Tested-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Cc: linux-mips@linux-mips.org
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Patchwork: https://patchwork.linux-mips.org/patch/5941/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 		2013-10-02 10:58:50 +02:00
..
Makefile MIPS: Move generated code to .text for microMIPS 2013-07-01 15:10:56 +02:00
c-octeon.c MIPS: Optimize current_cpu_type() for better code. 2013-09-17 18:50:53 +02:00
c-r3k.c MIPS: Delete __cpuinit/__CPUINIT usage from MIPS code 2013-07-14 19:36:51 -04:00
c-r4k.c MIPS: Fix forgotten preempt_enable() when CPU has inclusive pcaches 2013-10-02 10:58:50 +02:00
c-tx39.c MIPS: Delete __cpuinit/__CPUINIT usage from MIPS code 2013-07-14 19:36:51 -04:00
cache.c MIPS: Delete __cpuinit/__CPUINIT usage from MIPS code 2013-07-14 19:36:51 -04:00
cerr-sb1.c MIPS: Sibyte: Fix build for SIBYTE_BW_TRACE on BCM1x55 and BCM1x80. 2013-06-21 18:07:02 +02:00
cex-gen.S MIPS: Whitespace cleanup. 2013-02-01 10:00:22 +01:00
cex-oct.S MIPS: Whitespace cleanup. 2013-02-01 10:00:22 +01:00
cex-sb1.S MIPS: Delete __cpuinit/__CPUINIT usage from MIPS code 2013-07-14 19:36:51 -04:00
dma-default.c MIPS: mm: Move some checks out of 'for' loop in DMA operations 2013-09-25 17:05:44 +02:00
extable.c MIPS: Eleminate filenames from comments 2009-08-03 17:52:40 +01:00
fault.c arch: mm: pass userspace fault flag to generic fault handler 2013-09-12 15:38:01 -07:00
gup.c MIPS: Fix get_user_page_fast() for mips with cache alias 2013-08-26 15:26:48 +02:00
highmem.c MIPS: Highmem: Fix build error if CONFIG_DEBUG_HIGHMEM is disabled 2012-12-13 18:15:27 +01:00
hugetlbpage.c mm: migrate: check movability of hugepage in unmap_and_move_huge_page() 2013-09-11 15:57:49 -07:00
init.c MIPS: Export copy_from_user_page() (needed by lustre) 2013-09-05 19:59:34 +02:00
ioremap.c MIPS: Whitespace cleanup. 2013-02-01 10:00:22 +01:00
mmap.c mm: remove free_area_cache 2013-07-10 18:11:34 -07:00
page-funcs.S MIPS: Refactor 'clear_page' and 'copy_page' functions. 2012-07-19 11:23:43 +02:00
page.c MIPS: Optimize current_cpu_type() for better code. 2013-09-17 18:50:53 +02:00
pgtable-32.c MIPS: Limit fixrange_init() to the FIXMAP region 2011-07-25 17:26:54 +01:00
pgtable-64.c MIPS: Whitespace cleanup. 2013-02-01 10:00:22 +01:00
sc-ip22.c MIPS: Delete __cpuinit/__CPUINIT usage from MIPS code 2013-07-14 19:36:51 -04:00
sc-mips.c MIPS: Optimize current_cpu_type() for better code. 2013-09-17 18:50:53 +02:00
sc-r5k.c MIPS: Delete __cpuinit/__CPUINIT usage from MIPS code 2013-07-14 19:36:51 -04:00
sc-rm7k.c MIPS: Delete __cpuinit/__CPUINIT usage from MIPS code 2013-07-14 19:36:51 -04:00
tlb-funcs.S MIPS: tlbex: Guard tlbmiss_handler_setup_pgd 2013-08-26 15:31:52 +02:00
tlb-r3k.c MIPS: Delete __cpuinit/__CPUINIT usage from MIPS code 2013-07-14 19:36:51 -04:00
tlb-r4k.c MIPS: Optimize current_cpu_type() for better code. 2013-09-17 18:50:53 +02:00
tlb-r8k.c MIPS: Delete __cpuinit/__CPUINIT usage from MIPS code 2013-07-14 19:36:51 -04:00
tlbex-fault.S MIPS: Don't include <asm/page.h> unnecessarily. 2012-12-28 17:04:04 +01:00
tlbex.c MIPS: Optimize current_cpu_type() for better code. 2013-09-17 18:50:53 +02:00
uasm-micromips.c MIPS: Delete __cpuinit/__CPUINIT usage from MIPS code 2013-07-14 19:36:51 -04:00
uasm-mips.c MIPS: Delete __cpuinit/__CPUINIT usage from MIPS code 2013-07-14 19:36:51 -04:00
uasm.c MIPS: Delete __cpuinit/__CPUINIT usage from MIPS code 2013-07-14 19:36:51 -04:00