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authorLinus Torvalds <torvalds@linux-foundation.org>2012-11-27 02:33:33 (GMT)
committerLinus Torvalds <torvalds@linux-foundation.org>2012-11-27 02:33:33 (GMT)
commit2844a48706e54ddda4a04269dba4250b42f449de (patch)
treedeaf92b185ed33b86c5f6de225f0d16e39a94725 /drivers
parent5687100aad982b7964f998886c282034b472653d (diff)
parentaa10990e028cac3d5e255711fb9fb47e00700e35 (diff)
downloadlinux-2844a48706e54ddda4a04269dba4250b42f449de.tar.xz
Merge branch 'akpm' (Fixes from Andrew)
Merge misc fixes from Andrew Morton: "8 fixes" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: (8 patches) futex: avoid wake_futex() for a PI futex_q watchdog: using u64 in get_sample_period() writeback: put unused inodes to LRU after writeback completion mm: vmscan: check for fatal signals iff the process was throttled Revert "mm: remove __GFP_NO_KSWAPD" proc: check vma->vm_file before dereferencing UAPI: strip the _UAPI prefix from header guards during header installation include/linux/bug.h: fix sparse warning related to BUILD_BUG_ON_INVALID
Diffstat (limited to 'drivers')
-rw-r--r--drivers/mtd/mtdcore.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c
index 374c46d..ec794a7 100644
--- a/drivers/mtd/mtdcore.c
+++ b/drivers/mtd/mtdcore.c
@@ -1077,7 +1077,8 @@ EXPORT_SYMBOL_GPL(mtd_writev);
* until the request succeeds or until the allocation size falls below
* the system page size. This attempts to make sure it does not adversely
* impact system performance, so when allocating more than one page, we
- * ask the memory allocator to avoid re-trying.
+ * ask the memory allocator to avoid re-trying, swapping, writing back
+ * or performing I/O.
*
* Note, this function also makes sure that the allocated buffer is aligned to
* the MTD device's min. I/O unit, i.e. the "mtd->writesize" value.
@@ -1091,7 +1092,8 @@ EXPORT_SYMBOL_GPL(mtd_writev);
*/
void *mtd_kmalloc_up_to(const struct mtd_info *mtd, size_t *size)
{
- gfp_t flags = __GFP_NOWARN | __GFP_WAIT | __GFP_NORETRY;
+ gfp_t flags = __GFP_NOWARN | __GFP_WAIT |
+ __GFP_NORETRY | __GFP_NO_KSWAPD;
size_t min_alloc = max_t(size_t, mtd->writesize, PAGE_SIZE);
void *kbuf;