[lustre-devel] [PATCH] lustre: accept suffix when parsing max_pages_per_rpc

[NeilBrown]

upstream lustre allows size suffixes (K, M, G, etc) for
max_pages_per_rpc.  We should too.

Signed-off-by: NeilBrown <neilb at suse.com>
---

This fixes test 101g.

 drivers/staging/lustre/lustre/obdclass/lprocfs_status.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c b/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c
index edac88440b41..feba2ef5a3bc 100644
--- a/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c
+++ b/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c
@@ -1868,11 +1868,12 @@ ssize_t max_pages_per_rpc_store(struct kobject *kobj, struct attribute *attr,
 	struct obd_connect_data *ocd;
 	unsigned long long val;
 	int chunk_mask;
+	char *endp;
 	int rc;
 
-	rc = kstrtoull(buffer, 10, &val);
-	if (rc)
-		return rc;
+	val = memparse(buffer, &endp);
+	if (*endp)
+		return -EINVAL;
 
 	/* if the max_pages is specified in bytes, convert to pages */
 	if (val >= ONE_MB_BRW_SIZE)
-- 
2.14.0.rc0.dirty

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