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authorAbhi Das <adas@redhat.com>2015-03-18 20:03:41 +0300
committerBob Peterson <rpeterso@redhat.com>2015-03-18 20:46:54 +0300
commitb8fbf471edb3dbf441716fd2a52a7ca76c381381 (patch)
treea5a2132cc29397dd1f1d8892497dbf18b2fb125f /fs/gfs2/incore.h
parentf1ea6f4ec0a48d7b6bbf4d380a0ac14d69fadb44 (diff)
downloadlinux-b8fbf471edb3dbf441716fd2a52a7ca76c381381.tar.xz
gfs2: perform quota checks against allocation parameters
Use struct gfs2_alloc_parms as an argument to gfs2_quota_check() and gfs2_quota_lock_check() to check for quota violations while accounting for the new blocks requested by the current operation in ap->target. Previously, the number of new blocks requested during an operation were not accounted for during quota_check and would allow these operations to exceed quota. This was not very apparent since most operations allocated only 1 block at a time and quotas would get violated in the next operation. i.e. quota excess would only be by 1 block or so. With fallocate, (where we allocate a bunch of blocks at once) the quota excess is non-trivial and is addressed by this patch. Signed-off-by: Abhi Das <adas@redhat.com> Signed-off-by: Bob Peterson <rpeterso@redhat.com> Acked-by: Steven Whitehouse <swhiteho@redhat.com>
Diffstat (limited to 'fs/gfs2/incore.h')
-rw-r--r--fs/gfs2/incore.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/gfs2/incore.h b/fs/gfs2/incore.h
index 7a2dbbc0d634..3a4ea50c9113 100644
--- a/fs/gfs2/incore.h
+++ b/fs/gfs2/incore.h
@@ -301,7 +301,7 @@ struct gfs2_blkreserv {
* to the allocation code.
*/
struct gfs2_alloc_parms {
- u32 target;
+ u64 target;
u32 aflags;
};