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authorSebastien Buisson <sbuisson@ddn.com>2016-04-28 12:07:35 -0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-04-28 21:55:26 -0700
commit6f6c8e7c754a0e17be680f80dfceafe02f0e8932 (patch)
tree11c2d0e051193f50f95376c5a044eb6b1d81259f /drivers/staging/lustre
parentb78c2b9b3e4af47ca96cd848f21b989ee0e86ea5 (diff)
downloadop-kernel-dev-6f6c8e7c754a0e17be680f80dfceafe02f0e8932.zip
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staging: lustre: ldlm: dont always check max_pages_per_rpc alignement
If connection is not established yet, cli->cl_chunkbits is uninitilized so we cannot use it to check max_pages_per_rpc alignment. Signed-off-by: Sebastien Buisson <sbuisson@ddn.com> Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-4379 Reviewed-on: http://review.whamcloud.com/8558 Reviewed-by: Andreas Dilger <andreas.dilger@intel.com> Reviewed-by: Bob Glossman <bob.glossman@intel.com> Reviewed-by: Emoly Liu <emoly.liu@intel.com> Signed-off-by: James Simmons <jsimmons@infradead.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/lustre')
-rw-r--r--drivers/staging/lustre/lustre/ldlm/ldlm_lib.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_lib.c b/drivers/staging/lustre/lustre/ldlm/ldlm_lib.c
index 4791136..b4ffbe2 100644
--- a/drivers/staging/lustre/lustre/ldlm/ldlm_lib.c
+++ b/drivers/staging/lustre/lustre/ldlm/ldlm_lib.c
@@ -356,6 +356,12 @@ int client_obd_setup(struct obd_device *obddev, struct lustre_cfg *lcfg)
cli->cl_max_pages_per_rpc = min_t(int, PTLRPC_MAX_BRW_PAGES,
LNET_MTU >> PAGE_SHIFT);
+ /*
+ * set cl_chunkbits default value to PAGE_CACHE_SHIFT,
+ * it will be updated at OSC connection time.
+ */
+ cli->cl_chunkbits = PAGE_SHIFT;
+
if (!strcmp(name, LUSTRE_MDC_NAME)) {
cli->cl_max_rpcs_in_flight = MDC_MAX_RIF_DEFAULT;
} else if (totalram_pages >> (20 - PAGE_SHIFT) <= 128 /* MB */) {
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