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authorPaul Mundt <lethal@linux-sh.org>2010-08-04 11:56:17 +0900
committerPaul Mundt <lethal@linux-sh.org>2010-08-04 11:56:17 +0900
commit701ec7a7b04a62c74ab1b83b59a3fd35c0ba5fdb (patch)
treec07aa954f48ec45c422641052d46008697a4a6b1 /fs/nfs/file.c
parent285eba57db7bd7d7c3c5929fb8621fdcaaea1b00 (diff)
parent3a09b1be53d23df780a0cd0e4087a05e2ca4a00c (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: arch/arm/configs/ap4evb_defconfig arch/arm/configs/g3evm_defconfig arch/arm/configs/g4evm_defconfig Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'fs/nfs/file.c')
-rw-r--r--fs/nfs/file.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/fs/nfs/file.c b/fs/nfs/file.c
index 36a5e74f51b..f036153d9f5 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -27,6 +27,7 @@
#include <linux/pagemap.h>
#include <linux/aio.h>
#include <linux/gfp.h>
+#include <linux/swap.h>
#include <asm/uaccess.h>
#include <asm/system.h>
@@ -493,11 +494,19 @@ static void nfs_invalidate_page(struct page *page, unsigned long offset)
*/
static int nfs_release_page(struct page *page, gfp_t gfp)
{
+ struct address_space *mapping = page->mapping;
+
dfprintk(PAGECACHE, "NFS: release_page(%p)\n", page);
/* Only do I/O if gfp is a superset of GFP_KERNEL */
- if ((gfp & GFP_KERNEL) == GFP_KERNEL)
- nfs_wb_page(page->mapping->host, page);
+ if (mapping && (gfp & GFP_KERNEL) == GFP_KERNEL) {
+ int how = FLUSH_SYNC;
+
+ /* Don't let kswapd deadlock waiting for OOM RPC calls */
+ if (current_is_kswapd())
+ how = 0;
+ nfs_commit_inode(mapping->host, how);
+ }
/* If PagePrivate() is set, then the page is not freeable */
if (PagePrivate(page))
return 0;