diff options
| author | Anton Altaparmakov <aia21@cantab.net> | 2005-10-11 14:54:42 +0100 |
|---|---|---|
| committer | Anton Altaparmakov <aia21@cantab.net> | 2005-10-11 14:54:42 +0100 |
| commit | 29b8990513b077dc388b0756acd31465e5c21441 (patch) | |
| tree | b7de34b7cf3c33d99af1579433f7e2b66a4cd37f | |
| parent | 29d8699ebb1e8948a612306c69e6d9c4ef23342f (diff) | |
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>
| -rw-r--r-- | fs/ntfs/ChangeLog | 4 | ||||
| -rw-r--r-- | fs/ntfs/attrib.c | 4 | ||||
| -rw-r--r-- | fs/ntfs/malloc.h | 3 |
3 files changed, 9 insertions, 2 deletions
diff --git a/fs/ntfs/ChangeLog b/fs/ntfs/ChangeLog index 9f4674a026f2..3b8ff2318085 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 bc25e88ad468..338e47144fc9 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 590887b943f5..e38e402e4103 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); |