From mboxrd@z Thu Jan 1 00:00:00 1970 From: akpm@linux-foundation.org Subject: + vfs-add-cond_resched_lock-while-scanning-dentry-lru-lists.patch added to -mm tree Date: Mon, 23 Jun 2008 19:11:50 -0700 Message-ID: <200806240211.m5O2BoA1027854@imap1.linux-foundation.org> Reply-To: linux-kernel@vger.kernel.org Return-path: Received: from smtp1.linux-foundation.org ([140.211.169.13]:35359 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756793AbYFXCLy (ORCPT ); Mon, 23 Jun 2008 22:11:54 -0400 Sender: mm-commits-owner@vger.kernel.org List-Id: mm-commits@vger.kernel.org To: mm-commits@vger.kernel.org Cc: k-makita@np.css.fujitsu.com, viro@zeniv.linux.org.uk The patch titled vfs: add cond_resched_lock while scanning dentry LRU lists has been added to the -mm tree. Its filename is vfs-add-cond_resched_lock-while-scanning-dentry-lru-lists.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/SubmitChecklist when testing your code *** See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find out what to do about this The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/ ------------------------------------------------------ Subject: vfs: add cond_resched_lock while scanning dentry LRU lists From: Kentaro Makita Add cond_resched_lock(&dcache_lock) while scanning LRU lists on superblocks in __shrink_dcache_sb() Signed-off-by: Kentaro Makita Cc: Al Viro Signed-off-by: Andrew Morton --- fs/dcache.c | 1 + 1 file changed, 1 insertion(+) diff -puN fs/dcache.c~vfs-add-cond_resched_lock-while-scanning-dentry-lru-lists fs/dcache.c --- a/fs/dcache.c~vfs-add-cond_resched_lock-while-scanning-dentry-lru-lists +++ a/fs/dcache.c @@ -483,6 +483,7 @@ restart: if (--cnt == 0) break; } + cond_resched_lock(&dcache_lock); } } while (!list_empty(&tmp)) { _ Patches currently in -mm which might be from k-makita@np.css.fujitsu.com are fix-soft-lock-up-at-nfs-mount-by-per-sb-lru-list-of-unused-dentries.patch fix-soft-lock-up-at-nfs-mount-by-per-sb-lru-list-of-unused-dentries-fix.patch vfs-fix-coding-style-in-dcachec.patch vfs-add-cond_resched_lock-while-scanning-dentry-lru-lists.patch