LU-16043 osc: allow error for write on CL_FSYNC_DISCARD

[fs/lustre-release.git] / lustre / osc / osc_io.c

diff --git a/lustre/osc/osc_io.c b/lustre/osc/osc_io.c
index 93b708b..215cb38 100644 (file)
--- a/lustre/osc/osc_io.c
+++ b/lustre/osc/osc_io.c
@@ -971,6 +971,13 @@ static int osc_io_fsync_start(const struct lu_env *env,
 
        result = osc_cache_writeback_range(env, osc, start, end, 0,
                                           fio->fi_mode == CL_FSYNC_DISCARD);
+       if (result < 0 && fio->fi_mode == CL_FSYNC_DISCARD) {
+               CDEBUG(D_CACHE,
+                      "%s: ignore error %d on discarding "DFID":[%lu-%lu]\n",
+                      cli_name(osc_cli(osc)), result, PFID(fio->fi_fid),
+                      start, end);
+               result = 0;
+       }
        if (result > 0) {
                fio->fi_nr_written += result;
                result = 0;