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19 Commits

Author SHA1 Message Date
balrog ac509d8887 Move offsetof to osdep.h, remove local defintions. 
With this container_of can actually be used without causing build errors.
Reformat container_of.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5234 c046a42c-6fe2-441c-8c8c-71466251a162
 2008-09-16 13:36:57 +00:00
aliguori bc352085d2 qcow2: Try to aggregate free clusters and freed clusters (Laurent Vivier) 
In alloc_cluster_offset(), try to aggregate free clusters and freed clusters.

Signed-off-by: Laurent Vivier <Laurent.Vivier@bull.net>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>



git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5008 c046a42c-6fe2-441c-8c8c-71466251a162
 2008-08-14 18:11:52 +00:00
aliguori 768706a52f qcow2: Make sure to return an error when L2 table loading fails 
This was suggested by Kevin Wolf since this is, in fact, an error condition.

Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>



git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5007 c046a42c-6fe2-441c-8c8c-71466251a162
 2008-08-14 18:11:00 +00:00
aliguori 095a9c58ce qcow2: Aggregate same type clusters (Laurent Vivier) 
Modify get_cluster_offset(), alloc_cluster_offset() to specify how many clusters
we want.

Signed-off-by: Laurent Vivier <Laurent.Vivier@bull.net>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>



git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5006 c046a42c-6fe2-441c-8c8c-71466251a162
 2008-08-14 18:10:28 +00:00
aliguori 52d893ecf9 Extract compressing part from alloc_cluster_offset() (Laurent Vivier) 
Divide alloc_cluster_offset() into alloc_cluster_offset() and
alloc_compressed_cluster_offset().
Common parts are moved to free_any_clusters() and get_cluster_table();

Signed-off-by: Laurent Vivier <Laurent.Vivier@bull.net>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>



git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5005 c046a42c-6fe2-441c-8c8c-71466251a162
 2008-08-14 18:09:32 +00:00
aliguori 052035244f Divide get_cluster_offset() (Laurent Vivier) 
Divide get_cluster_offset() into get_cluster_offset() and
alloc_cluster_offset().

Signed-off-by: Laurent Vivier <Laurent.Vivier@bull.net>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>



git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5004 c046a42c-6fe2-441c-8c8c-71466251a162
 2008-08-14 18:08:21 +00:00
aliguori 108534b968 qcow2: Extract code from get_cluster_offset() (Laurent Vivier) 
Extract code from get_cluster_offset() into new functions:

- seek_l2_table()

Search an l2 offset in the l2_cache table.

- l2_load()

Read the l2 entry from disk

- l2_allocate()

Allocate a new l2 entry.

Some comment fixups from Kevin Wolf

Signed-off-by: Laurent Vivier <Laurent.Vivier@bull.net>
Signed-off-by: Kevin Wolf <kwolf@suse.de>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>



git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5003 c046a42c-6fe2-441c-8c8c-71466251a162
 2008-08-14 18:07:12 +00:00
aurel32 b5eff35546 Revert fix for CVE-2008-0928. Will be fixed in a different way later. 
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4041 c046a42c-6fe2-441c-8c8c-71466251a162
 2008-03-11 23:30:22 +00:00
aurel32 902b27d0b8 Fix CVE-2008-0928 - insufficient block device address range checking 
Qemu 0.9.1 and earlier does not perform range checks for block device
read or write requests, which allows guest host users with root
privileges to access arbitrary memory and escape the virtual machine.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4037 c046a42c-6fe2-441c-8c8c-71466251a162
 2008-03-11 17:17:59 +00:00
pbrook faf07963cb Split block API from vl.h. 
Remove QEMU_TOOL. Replace with QEMU_IMG and NEED_CPU_H.
Avoid linking qemu-img against whole system emulatior.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3578 c046a42c-6fe2-441c-8c8c-71466251a162
 2007-11-11 02:51:17 +00:00
ths 3b46e62427 find -type f | xargs sed -i 's/[\t ]*$//g' # Yes, again. Note the star in the regex. 
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3177 c046a42c-6fe2-441c-8c8c-71466251a162
 2007-09-17 08:09:54 +00:00
ths ec36ba1474 vmdk compatibility level 6 images, by Soren Hansen. 
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3175 c046a42c-6fe2-441c-8c8c-71466251a162
 2007-09-16 21:59:02 +00:00
ths 5fafdf24ef find -type f | xargs sed -i 's/[\t ]$//g' # on most files 
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3173 c046a42c-6fe2-441c-8c8c-71466251a162
 2007-09-16 21:08:06 +00:00
ths 23be50f1af Qcow2: Release refcount table clusters after growing the refcount table, 
by Juergen Keil.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2586 c046a42c-6fe2-441c-8c8c-71466251a162
 2007-04-02 12:48:47 +00:00
ths a4080ece74 Qcow2 corruption fix, by Juergen Keil. 
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2578 c046a42c-6fe2-441c-8c8c-71466251a162
 2007-04-01 19:01:40 +00:00
pbrook ce1a14dc0d Dynamically allocate AIO Completion Blocks. 
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2098 c046a42c-6fe2-441c-8c8c-71466251a162
 2006-08-07 02:38:06 +00:00
bellard a946592212 handle read outside the backing file 
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2093 c046a42c-6fe2-441c-8c8c-71466251a162
 2006-08-06 13:34:04 +00:00
bellard 15e6690aca fixed disk image creation 
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2089 c046a42c-6fe2-441c-8c8c-71466251a162
 2006-08-05 22:24:28 +00:00
bellard 585f8587ad new qcow2 disk image format 
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2083 c046a42c-6fe2-441c-8c8c-71466251a162
 2006-08-05 21:14:20 +00:00