From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Layton Subject: [PATCH v8 06/32] vfs: fix mkdir to retry on ESTALE errors Date: Sat, 27 Oct 2012 08:33:13 -0400 Message-ID: <1351341219-17837-7-git-send-email-jlayton@redhat.com> References: <1351341219-17837-1-git-send-email-jlayton@redhat.com> Cc: linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-nfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, michael.brantley-Iq/kdjr4a97QT0dZR+AlfA@public.gmane.org, hch-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org, miklos-sUDqSbJrdHQHWmgEVkV9KA@public.gmane.org, pstaubach-83r9SdEf25FBDgjK7y7TUQ@public.gmane.org To: viro-RmSDqhL/yNMiFSDQTTA3OLVCufUGDwFn@public.gmane.org Return-path: In-Reply-To: <1351341219-17837-1-git-send-email-jlayton-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> Sender: linux-nfs-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-fsdevel.vger.kernel.org Signed-off-by: Jeff Layton --- fs/namei.c | 21 ++++++++++++--------- 1 file changed, 12 insertions(+), 9 deletions(-) diff --git a/fs/namei.c b/fs/namei.c index 7b0ca39..6e8db3d 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -3250,17 +3250,20 @@ SYSCALL_DEFINE3(mkdirat, int, dfd, const char __user *, pathname, umode_t, mode) struct dentry *dentry; struct path path; int error; + unsigned int try = 0; - dentry = user_path_create(dfd, pathname, &path, true, false); - if (IS_ERR(dentry)) - return PTR_ERR(dentry); + do { + dentry = user_path_create(dfd, pathname, &path, true, false); + if (IS_ERR(dentry)) + return PTR_ERR(dentry); - if (!IS_POSIXACL(path.dentry->d_inode)) - mode &= ~current_umask(); - error = security_path_mkdir(&path, dentry, mode); - if (!error) - error = vfs_mkdir(path.dentry->d_inode, dentry, mode); - done_path_create(&path, dentry); + if (!IS_POSIXACL(path.dentry->d_inode)) + mode &= ~current_umask(); + error = security_path_mkdir(&path, dentry, mode); + if (!error) + error = vfs_mkdir(path.dentry->d_inode, dentry, mode); + done_path_create(&path, dentry); + } while (retry_estale(error, try++)); return error; } -- 1.7.11.7 -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html