From mboxrd@z Thu Jan 1 00:00:00 1970 From: James Simmons Date: Mon, 16 Apr 2018 00:14:54 -0400 Subject: [lustre-devel] [PATCH 05/22] staging: lustre: llite: handle xattr cache refill race In-Reply-To: <1523852111-17321-1-git-send-email-jsimmons@infradead.org> References: <1523852111-17321-1-git-send-email-jsimmons@infradead.org> Message-ID: <1523852111-17321-6-git-send-email-jsimmons@infradead.org> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Greg Kroah-Hartman , devel@driverdev.osuosl.org, Andreas Dilger , Oleg Drokin , NeilBrown Cc: "John L. Hammond" , Linux Kernel Mailing List , Lustre Development List From: "John L. Hammond" In ll_xattr_cache_refill() if the xattr cache was invalid (and no request was sent) then return -EAGAIN so that ll_getxattr_common() caller will fetch the xattr from the MDT. Signed-off-by: John L. Hammond Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-10132 Reviewed-on: https://review.whamcloud.com/29654 Reviewed-by: Andreas Dilger Reviewed-by: Lai Siyao Reviewed-by: Oleg Drokin Signed-off-by: James Simmons --- drivers/staging/lustre/lustre/llite/xattr_cache.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/lustre/lustre/llite/xattr_cache.c b/drivers/staging/lustre/lustre/llite/xattr_cache.c index 53dfaea..5da69ba0 100644 --- a/drivers/staging/lustre/lustre/llite/xattr_cache.c +++ b/drivers/staging/lustre/lustre/llite/xattr_cache.c @@ -357,7 +357,7 @@ static int ll_xattr_cache_refill(struct inode *inode) if (unlikely(!req)) { CDEBUG(D_CACHE, "cancelled by a parallel getxattr\n"); ll_intent_drop_lock(&oit); - rc = -EIO; + rc = -EAGAIN; goto err_unlock; } -- 1.8.3.1