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authorAnton Altaparmakov <aia21@cantab.net>2005-10-11 14:54:42 +0100
committerAnton Altaparmakov <aia21@cantab.net>2005-10-11 14:54:42 +0100
commit29b8990513b077dc388b0756acd31465e5c21441 (patch)
treeb7de34b7cf3c33d99af1579433f7e2b66a4cd37f /fs/ntfs
parent29d8699ebb1e8948a612306c69e6d9c4ef23342f (diff)
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NTFS: In attrib.c::ntfs_attr_set() call balance_dirty_pages_ratelimited()
and cond_resched() in the main loop as we could be dirtying a lot of pages and this ensures we play nice with the VM and the system as a whole. Signed-off-by: Anton Altaparmakov <aia21@cantab.net>
Diffstat (limited to 'fs/ntfs')
-rw-r--r--fs/ntfs/ChangeLog4
-rw-r--r--fs/ntfs/attrib.c4
-rw-r--r--fs/ntfs/malloc.h3
3 files changed, 9 insertions, 2 deletions
diff --git a/fs/ntfs/ChangeLog b/fs/ntfs/ChangeLog
index 9f4674a026f..3b8ff231808 100644
--- a/fs/ntfs/ChangeLog
+++ b/fs/ntfs/ChangeLog
@@ -57,6 +57,10 @@ ToDo/Notes:
uncompressed and unencrypted files are supported. Also, there is
only very limited support for highly fragmented files (the ones whose
$DATA attribute is split into multiple attribute extents).
+ - In attrib.c::ntfs_attr_set() call balance_dirty_pages_ratelimited()
+ and cond_resched() in the main loop as we could be dirtying a lot of
+ pages and this ensures we play nice with the VM and the system as a
+ whole.
2.1.24 - Lots of bug fixes and support more clean journal states.
diff --git a/fs/ntfs/attrib.c b/fs/ntfs/attrib.c
index bc25e88ad46..338e47144fc 100644
--- a/fs/ntfs/attrib.c
+++ b/fs/ntfs/attrib.c
@@ -21,7 +21,9 @@
*/
#include <linux/buffer_head.h>
+#include <linux/sched.h>
#include <linux/swap.h>
+#include <linux/writeback.h>
#include "attrib.h"
#include "debug.h"
@@ -2590,6 +2592,8 @@ int ntfs_attr_set(ntfs_inode *ni, const s64 ofs, const s64 cnt, const u8 val)
/* Finally unlock and release the page. */
unlock_page(page);
page_cache_release(page);
+ balance_dirty_pages_ratelimited(mapping);
+ cond_resched();
}
/* If there is a last partial page, need to do it the slow way. */
if (end_ofs) {
diff --git a/fs/ntfs/malloc.h b/fs/ntfs/malloc.h
index 590887b943f..e38e402e410 100644
--- a/fs/ntfs/malloc.h
+++ b/fs/ntfs/malloc.h
@@ -39,8 +39,7 @@
* If there was insufficient memory to complete the request, return NULL.
* Depending on @gfp_mask the allocation may be guaranteed to succeed.
*/
-static inline void *__ntfs_malloc(unsigned long size,
- gfp_t gfp_mask)
+static inline void *__ntfs_malloc(unsigned long size, gfp_t gfp_mask)
{
if (likely(size <= PAGE_SIZE)) {
BUG_ON(!size);