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From: Jeff Layton <jlayton@redhat.com>
To: viro@ZenIV.linux.org.uk
Cc: linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org,
	linux-kernel@vger.kernel.org, michael.brantley@deshaw.com,
	hch@infradead.org, miklos@szeredi.hu, pstaubach@exagrid.com
Subject: [PATCH v6 19/20] vfs: convert do_filp_open to use retry_estale helper
Date: Fri,  7 Sep 2012 10:18:26 -0400	[thread overview]
Message-ID: <1347027507-20956-20-git-send-email-jlayton@redhat.com> (raw)
In-Reply-To: <1347027507-20956-1-git-send-email-jlayton@redhat.com>

Signed-off-by: Jeff Layton <jlayton@redhat.com>
---
 fs/namei.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/namei.c b/fs/namei.c
index 010d428..66b24fa 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -3011,11 +3011,12 @@ struct file *do_filp_open(int dfd, struct getname_info *ginfo,
 {
 	struct nameidata nd;
 	struct file *filp;
+	unsigned int try = 0;
 
 	filp = path_openat(dfd, ginfo, &nd, op, flags | LOOKUP_RCU);
 	if (unlikely(filp == ERR_PTR(-ECHILD)))
 		filp = path_openat(dfd, ginfo, &nd, op, flags);
-	if (unlikely(filp == ERR_PTR(-ESTALE)))
+	while (retry_estale(PTR_ERR(filp), try++))
 		filp = path_openat(dfd, ginfo, &nd, op, flags | LOOKUP_REVAL);
 	return filp;
 }
-- 
1.7.11.4


  parent reply	other threads:[~2012-09-07 14:19 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-09-07 14:18 [PATCH v6 00/20] vfs: add the ability to retry on ESTALE to several syscalls Jeff Layton
2012-09-07 14:18 ` [PATCH v6 01/20] vfs: add a retry_estale helper function to handle retries on ESTALE Jeff Layton
2012-09-07 14:18 ` [PATCH v6 02/20] vfs: make fstatat retry on ESTALE errors from getattr call Jeff Layton
2012-09-07 14:18 ` [PATCH v6 03/20] vfs: fix readlinkat to retry on ESTALE Jeff Layton
2012-09-07 14:18 ` [PATCH v6 04/20] vfs: add new "reval" argument to kern_path_create and user_path_create Jeff Layton
2012-09-07 14:18 ` [PATCH v6 05/20] vfs: fix mknodat to retry on ESTALE errors Jeff Layton
2012-09-07 14:18 ` [PATCH v6 06/20] vfs: fix mkdir " Jeff Layton
2012-09-07 14:18 ` [PATCH v6 07/20] vfs: fix symlinkat " Jeff Layton
2012-09-07 14:18 ` [PATCH v6 08/20] vfs: fix linkat " Jeff Layton
2012-09-07 14:18 ` [PATCH v6 09/20] vfs: add a reval argument to user_path_parent Jeff Layton
2012-09-07 14:18   ` Jeff Layton
2012-09-07 14:18 ` [PATCH v6 10/20] vfs: make rmdir retry on ESTALE errors Jeff Layton
2012-09-07 14:18 ` [PATCH v6 11/20] vfs: make do_unlinkat " Jeff Layton
2012-09-07 14:18 ` [PATCH v6 12/20] vfs: fix renameat to " Jeff Layton
2012-09-07 14:18 ` [PATCH v6 13/20] vfs: have do_sys_truncate retry once on an ESTALE error Jeff Layton
2012-09-07 14:18   ` Jeff Layton
2012-09-07 14:18 ` [PATCH v6 14/20] vfs: have faccessat " Jeff Layton
2012-09-07 14:18 ` [PATCH v6 15/20] vfs: have chdir retry lookup and call once on " Jeff Layton
2012-09-07 14:18 ` [PATCH v6 16/20] vfs: make chroot retry " Jeff Layton
2012-09-07 14:18 ` [PATCH v6 17/20] vfs: make fchmodat retry once on ESTALE errors Jeff Layton
2012-09-07 14:18   ` Jeff Layton
2012-09-07 14:18 ` [PATCH v6 18/20] vfs: make fchownat " Jeff Layton
2012-09-07 14:18   ` Jeff Layton
2012-09-07 14:18 ` Jeff Layton [this message]
2012-09-07 14:18 ` [PATCH v6 20/20] vfs: convert do_file_open_root to use retry_estale helper Jeff Layton

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