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(parent: 76341ca) | patch
mm: clear AS_EIO/AS_ENOSPC when writeback initiation fails
authorJeff Layton <jlayton@redhat.com>
Thu, 6 Jul 2017 11:02:23 +0000 (07:02 -0400)
committerJeff Layton <jlayton@redhat.com>
Thu, 6 Jul 2017 11:02:23 +0000 (07:02 -0400)
commitcbeaf9510a8631e9bb0077a95fd8b0db0b3be200
tree4c69537c66c0057e30d7ef7dd2a46f4bdb2f54dbtree | snapshot (tar.gz zip)
parent76341cabbdad65c10a4162e9dfa82a6342afc02fcommit | diff
mm: clear AS_EIO/AS_ENOSPC when writeback initiation fails

filemap_write_and_wait{_range} will return an error if writeback
initiation fails, but won't clear errors in the address_space. This is
particularly problematic on DAX, as filemap_fdatawrite* is
effectively synchronous there. Ensure that we clear the AS_EIO/AS_ENOSPC
flags when filemap_fdatawrite* returns an error.

Signed-off-by: Jeff Layton <jlayton@redhat.com>
mm/filemap.c diff | blob | blame | history