The patch titled
readahead: move max_sane_readahead() calls into force_page_cache_readahead()
has been removed from the -mm tree. Its filename was
readahead-move-max_sane_readahead-calls-into-force_page_cache_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: move max_sane_readahead() calls into force_page_cache_readahead()
From: Wu Fengguang <fengguang.wu@xxxxxxxxx>
Impact: code simplification.
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/fadvise.c | 2 +-
mm/filemap.c | 3 +--
mm/madvise.c | 3 +--
mm/readahead.c | 1 +
4 files changed, 4 insertions(+), 5 deletions(-)
diff -puN mm/fadvise.c~readahead-move-max_sane_readahead-calls-into-force_page_cache_readahead mm/fadvise.c
--- a/mm/fadvise.c~readahead-move-max_sane_readahead-calls-into-force_page_cache_readahead
+++ a/mm/fadvise.c
@@ -101,7 +101,7 @@ SYSCALL_DEFINE(fadvise64_64)(int fd, lof
ret = force_page_cache_readahead(mapping, file,
start_index,
- max_sane_readahead(nrpages));
+ nrpages);
if (ret > 0)
ret = 0;
break;
diff -puN mm/filemap.c~readahead-move-max_sane_readahead-calls-into-force_page_cache_readahead mm/filemap.c
--- a/mm/filemap.c~readahead-move-max_sane_readahead-calls-into-force_page_cache_readahead
+++ a/mm/filemap.c
@@ -1390,8 +1390,7 @@ do_readahead(struct address_space *mappi
if (!mapping || !mapping->a_ops || !mapping->a_ops->readpage)
return -EINVAL;
- force_page_cache_readahead(mapping, filp, index,
- max_sane_readahead(nr));
+ force_page_cache_readahead(mapping, filp, index, nr);
return 0;
}
diff -puN mm/madvise.c~readahead-move-max_sane_readahead-calls-into-force_page_cache_readahead mm/madvise.c
--- a/mm/madvise.c~readahead-move-max_sane_readahead-calls-into-force_page_cache_readahead
+++ a/mm/madvise.c
@@ -123,8 +123,7 @@ static long madvise_willneed(struct vm_a
end = vma->vm_end;
end = ((end - vma->vm_start) >> PAGE_SHIFT) + vma->vm_pgoff;
- force_page_cache_readahead(file->f_mapping,
- file, start, max_sane_readahead(end - start));
+ force_page_cache_readahead(file->f_mapping, file, start, end - start);
return 0;
}
diff -puN mm/readahead.c~readahead-move-max_sane_readahead-calls-into-force_page_cache_readahead mm/readahead.c
--- a/mm/readahead.c~readahead-move-max_sane_readahead-calls-into-force_page_cache_readahead
+++ a/mm/readahead.c
@@ -210,6 +210,7 @@ int force_page_cache_readahead(struct ad
if (unlikely(!mapping->a_ops->readpage && !mapping->a_ops->readpages))
return -EINVAL;
+ nr_to_read = max_sane_readahead(nr_to_read);
while (nr_to_read) {
int err;
_
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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