The patch titled
readahead: apply max_sane_readahead() limit in ondemand_readahead()
has been removed from the -mm tree. Its filename was
readahead-apply-max_sane_readahead-limit-in-ondemand_readahead.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: readahead: apply max_sane_readahead() limit in ondemand_readahead()
From: Wu Fengguang <fengguang.wu@xxxxxxxxx>
Just in case someone aggressively sets a huge readahead size.
Cc: Nick Piggin <npiggin@xxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Wu Fengguang <fengguang.wu@xxxxxxxxx>
Cc: Ying Han <yinghan@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/readahead.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN mm/readahead.c~readahead-apply-max_sane_readahead-limit-in-ondemand_readahead mm/readahead.c
--- a/mm/readahead.c~readahead-apply-max_sane_readahead-limit-in-ondemand_readahead
+++ a/mm/readahead.c
@@ -357,7 +357,7 @@ ondemand_readahead(struct address_space
bool hit_readahead_marker, pgoff_t offset,
unsigned long req_size)
{
- int max = ra->ra_pages; /* max readahead pages */
+ unsigned long max = max_sane_readahead(ra->ra_pages);
pgoff_t prev_offset;
int sequential;
_
Patches currently in -mm which might be from fengguang.wu@xxxxxxxxx are
origin.patch
documentation-vm-makefile-dont-try-to-build-slqbinfo.patch
linux-next.patch
readahead-add-blk_run_backing_dev.patch
readahead-add-blk_run_backing_dev-fix.patch
readahead-add-blk_run_backing_dev-fix-fix-2.patch
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