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authorTakashi Iwai <tiwai@suse.de>2013-10-30 18:42:13 +0100
committerTakashi Iwai <tiwai@suse.de>2013-10-30 18:42:13 +0100
commitc4a4ddaefbef3c5135c3167bd5e067859d71e84c (patch)
tree1c44a7de360774a272495593d2bb67853380da82 /mm/filemap.c
parent6fc16e58adf50c0f1e4478538983fb5ff6f453d4 (diff)
parent8723b795aaa0c5f0b9db2099af575f5e089a63f1 (diff)
downloadlwn-c4a4ddaefbef3c5135c3167bd5e067859d71e84c.tar.gz
lwn-c4a4ddaefbef3c5135c3167bd5e067859d71e84c.zip
Merge tag 'asoc-fix-v3.12-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus
ASoC: Fixes for v3.12 A few of the Coverity fixes from Takashi, one of which (the wm_hubs one) is particularly noticable.
Diffstat (limited to 'mm/filemap.c')
-rw-r--r--mm/filemap.c11
1 files changed, 1 insertions, 10 deletions
diff --git a/mm/filemap.c b/mm/filemap.c
index 1e6aec4a2d2e..ae4846ff4849 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -1616,7 +1616,6 @@ int filemap_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
struct inode *inode = mapping->host;
pgoff_t offset = vmf->pgoff;
struct page *page;
- bool memcg_oom;
pgoff_t size;
int ret = 0;
@@ -1625,11 +1624,7 @@ int filemap_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
return VM_FAULT_SIGBUS;
/*
- * Do we have something in the page cache already? Either
- * way, try readahead, but disable the memcg OOM killer for it
- * as readahead is optional and no errors are propagated up
- * the fault stack. The OOM killer is enabled while trying to
- * instantiate the faulting page individually below.
+ * Do we have something in the page cache already?
*/
page = find_get_page(mapping, offset);
if (likely(page) && !(vmf->flags & FAULT_FLAG_TRIED)) {
@@ -1637,14 +1632,10 @@ int filemap_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
* We found the page, so try async readahead before
* waiting for the lock.
*/
- memcg_oom = mem_cgroup_toggle_oom(false);
do_async_mmap_readahead(vma, ra, file, page, offset);
- mem_cgroup_toggle_oom(memcg_oom);
} else if (!page) {
/* No page in the page cache at all */
- memcg_oom = mem_cgroup_toggle_oom(false);
do_sync_mmap_readahead(vma, ra, file, offset);
- mem_cgroup_toggle_oom(memcg_oom);
count_vm_event(PGMAJFAULT);
mem_cgroup_count_vm_event(vma->vm_mm, PGMAJFAULT);
ret = VM_FAULT_MAJOR;