Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1622054

[PATCH v2 10/17] dax: set errors in mapping when writeback fails

From Jeff Layton <jlayton@redhat.com>
Newsgroups linux.kernel
Subject [PATCH v2 10/17] dax: set errors in mapping when writeback fails
Date 2017-04-12 14:10 +0200
Message-ID <tvpfZ-4hS-37@gated-at.bofh.it> (permalink)
References <tvpfY-4hS-3@gated-at.bofh.it>
Organization linux.* mail to news gateway

Show all headers | View raw


In order to get proper error codes from fsync, we must set an error in
the mapping range when writeback fails.

Signed-off-by: Jeff Layton <jlayton@redhat.com>
---
 fs/dax.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/fs/dax.c b/fs/dax.c
index 85abd741253d..9b6b04030c3f 100644
--- a/fs/dax.c
+++ b/fs/dax.c
@@ -901,8 +901,10 @@ int dax_writeback_mapping_range(struct address_space *mapping,
 
 			ret = dax_writeback_one(bdev, mapping, indices[i],
 					pvec.pages[i]);
-			if (ret < 0)
+			if (ret < 0) {
+				mapping_set_error(mapping, ret);
 				return ret;
+			}
 		}
 	}
 	return 0;
-- 
2.9.3

Back to linux.kernel | Previous | Next | Find similar | Unroll thread


Thread

[PATCH v2 10/17] dax: set errors in mapping when writeback fails Jeff Layton <jlayton@redhat.com> - 2017-04-12 14:10 +0200

csiph-web