From: Niu Yawei Date: Sun, 29 Jan 2017 00:04:59 +0000 (-0500) Subject: staging: lustre: clio: sync write should update mtime X-Git-Tag: v4.14-rc1~1455^2~175 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=553ed75d85123179b04ea89dfb4a3f41bcf38e9e;p=platform%2Fkernel%2Flinux-rpi.git staging: lustre: clio: sync write should update mtime Sync write should update m/ctime promptly, otherwise, stale m/ctime could be updated on the OST object by the sync write RPC. Signed-off-by: Niu Yawei Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-7310 Reviewed-on: http://review.whamcloud.com/21063 Reviewed-by: John L. Hammond Reviewed-by: Bobi Jam Reviewed-by: Oleg Drokin Signed-off-by: James Simmons Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/lustre/lustre/osc/osc_io.c b/drivers/staging/lustre/lustre/osc/osc_io.c index 38f7424..0b4cc42 100644 --- a/drivers/staging/lustre/lustre/osc/osc_io.c +++ b/drivers/staging/lustre/lustre/osc/osc_io.c @@ -210,6 +210,18 @@ static int osc_io_submit(const struct lu_env *env, if (queued > 0) result = osc_queue_sync_pages(env, osc, &list, cmd, brw_flags); + /* Update c/mtime for sync write. LU-7310 */ + if (qout->pl_nr > 0 && !result) { + struct cl_attr *attr = &osc_env_info(env)->oti_attr; + struct cl_object *obj = ios->cis_obj; + + cl_object_attr_lock(obj); + attr->cat_mtime = LTIME_S(CURRENT_TIME); + attr->cat_ctime = attr->cat_mtime; + cl_object_attr_update(env, obj, attr, CAT_MTIME | CAT_CTIME); + cl_object_attr_unlock(obj); + } + CDEBUG(D_INFO, "%d/%d %d\n", qin->pl_nr, qout->pl_nr, result); return qout->pl_nr > 0 ? 0 : result; }