X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=lustre%2Fosc%2Fosc_request.c;h=e6bbf9a4cd86ee54ec5f3656ac1b8abba5f54e93;hp=31cb35e4e14d82ddfc4af384a7d6a301d1c5d6c7;hb=3dcf18d3;hpb=49c257b73af33971463eb59a46aa15f1d7a4ffb5

diff --git a/lustre/osc/osc_request.c b/lustre/osc/osc_request.c
index 31cb35e4..e6bbf9a 100644
--- a/lustre/osc/osc_request.c
+++ b/lustre/osc/osc_request.c
@@ -2897,6 +2897,9 @@ int osc_queue_async_io(const struct lu_env *env,
         oap->oap_page_off = off;
         oap->oap_count = count;
         oap->oap_brw_flags = brw_flags;
+        /* Give a hint to OST that requests are coming from kswapd - bug19529 */
+        if (libcfs_memory_pressure_get())
+                oap->oap_brw_flags |= OBD_BRW_MEMALLOC;
         oap->oap_async_flags = async_flags;
 
         if (cmd & OBD_BRW_WRITE) {