Subject: + mm-readaheadc-do_readhead-dont-check-for-readpage.patch added to -mm tree
To: akpm@xxxxxxxxxxxxxxxxxxxx
From: akpm@xxxxxxxxxxxxxxxxxxxx
Date: Tue, 17 Sep 2013 15:56:57 -0700
The patch titled
Subject: mm/readahead.c:do_readhead(): don't check for ->readpage
has been added to the -mm tree. Its filename is
mm-readaheadc-do_readhead-dont-check-for-readpage.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-readaheadc-do_readhead-dont-check-for-readpage.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-readaheadc-do_readhead-dont-check-for-readpage.patch
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From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: mm/readahead.c:do_readhead(): don't check for ->readpage
The callee force_page_cache_readahead() already does this and unlike
do_readahead(), force_page_cache_readahead() remembers to check for
->readpages() as well.
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/readahead.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN mm/readahead.c~mm-readaheadc-do_readhead-dont-check-for-readpage mm/readahead.c
--- a/mm/readahead.c~mm-readaheadc-do_readhead-dont-check-for-readpage
+++ a/mm/readahead.c
@@ -569,7 +569,7 @@ static ssize_t
do_readahead(struct address_space *mapping, struct file *filp,
pgoff_t index, unsigned long nr)
{
- if (!mapping || !mapping->a_ops || !mapping->a_ops->readpage)
+ if (!mapping || !mapping->a_ops)
return -EINVAL;
return force_page_cache_readahead(mapping, filp, index, nr);
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
arch-alpha-kernel-systblss-remove-debug-check.patch
i-need-old-gcc.patch
revert-memcg-vmscan-do-not-fall-into-reclaim-all-pass-too-quickly.patch
revert-memcg-track-all-children-over-limit-in-the-root.patch
revert-memcg-vmscan-do-not-attempt-soft-limit-reclaim-if-it-would-not-scan-anything.patch
revert-memcg-track-children-in-soft-limit-excess-to-improve-soft-limit.patch
revert-memcg-enhance-memcg-iterator-to-support-predicates.patch
revert-vmscan-memcg-do-softlimit-reclaim-also-for-targeted-reclaim.patch
revert-memcg-get-rid-of-soft-limit-tree-infrastructure.patch
revert-memcg-vmscan-integrate-soft-reclaim-tighter-with-zone-shrinking-code.patch
fs-binfmt_elfc-prevent-a-coredump-with-a-large-vm_map_count-from-oopsing-fix.patch
drivers-staging-lustre-lustre-ptlrpc-sec_bulkc-rename-ptrs_per_page.patch
makefile-enable-werror=implicit-int-and-werror=strict-prototypes-by-default.patch
mm-readaheadc-do_readhead-dont-check-for-readpage.patch
mm.patch
mm-vmalloc-dont-warn-about-vmalloc-allocation-failure-twice-fix.patch
binfmt_elfc-use-get_random_int-to-fix-entropy-depleting.patch
fat-additions-to-support-fat_fallocate-fix.patch
fat-additions-to-support-fat_fallocate-fix-fix.patch
linux-next.patch
mm-drop-actor-argument-of-do_generic_file_read-fix.patch
debugging-keep-track-of-page-owners-fix-2-fix.patch
debugging-keep-track-of-page-owners-fix-2-fix-fix-fix.patch
journal_add_journal_head-debug.patch
kernel-forkc-export-kernel_thread-to-modules.patch
mutex-subsystem-synchro-test-module.patch
slab-leaks3-default-y.patch
put_bh-debug.patch
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