LU-7756 oss: allow larger number of OSS service threads

[fs/lustre-release.git] / lustre / ost / ost_handler.c

diff --git a/lustre/ost/ost_handler.c b/lustre/ost/ost_handler.c
index 4878bf2..a7283c9 100644 (file)
--- a/lustre/ost/ost_handler.c
+++ b/lustre/ost/ost_handler.c
@@ -47,6 +47,10 @@
 #include <obd_class.h>
 #include "ost_internal.h"
 
+int oss_max_threads = 512;
+CFS_MODULE_PARM(oss_max_threads, "i", int, 0444,
+               "maximum number of OSS service threads");
+
 static int oss_num_threads;
 CFS_MODULE_PARM(oss_num_threads, "i", int, 0444,
                 "number of OSS service threads to start");
@@ -112,7 +116,7 @@ static int ost_setup(struct obd_device *obd, struct lustre_cfg* lcfg)
                        .tc_thr_factor          = OSS_THR_FACTOR,
                        .tc_nthrs_init          = OSS_NTHRS_INIT,
                        .tc_nthrs_base          = OSS_NTHRS_BASE,
-                       .tc_nthrs_max           = OSS_NTHRS_MAX,
+                       .tc_nthrs_max           = oss_max_threads,
                        .tc_nthrs_user          = oss_num_threads,
                        .tc_cpu_affinity        = 1,
                        .tc_ctx_tags            = LCT_DT_THREAD,
@@ -214,7 +218,7 @@ static int ost_setup(struct obd_device *obd, struct lustre_cfg* lcfg)
                        .tc_thr_factor          = OSS_THR_FACTOR,
                        .tc_nthrs_init          = OSS_NTHRS_INIT,
                        .tc_nthrs_base          = OSS_NTHRS_BASE,
-                       .tc_nthrs_max           = OSS_NTHRS_MAX,
+                       .tc_nthrs_max           = oss_max_threads,
                        .tc_nthrs_user          = oss_num_threads,
                        .tc_cpu_affinity        = 1,
                        .tc_ctx_tags            = LCT_DT_THREAD,