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-rw-r--r--block/deadline-iosched.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/block/deadline-iosched.c b/block/deadline-iosched.c
index 9cbec09e8415..27e494b1bf97 100644
--- a/block/deadline-iosched.c
+++ b/block/deadline-iosched.c
@@ -19,10 +19,10 @@
19/* 19/*
20 * See Documentation/block/deadline-iosched.txt 20 * See Documentation/block/deadline-iosched.txt
21 */ 21 */
22static int read_expire = HZ / 2; /* max time before a read is submitted. */ 22static const int read_expire = HZ / 2; /* max time before a read is submitted. */
23static int write_expire = 5 * HZ; /* ditto for writes, these limits are SOFT! */ 23static const int write_expire = 5 * HZ; /* ditto for writes, these limits are SOFT! */
24static int writes_starved = 2; /* max times reads can starve a write */ 24static const int writes_starved = 2; /* max times reads can starve a write */
25static int fifo_batch = 16; /* # of sequential requests treated as one 25static const int fifo_batch = 16; /* # of sequential requests treated as one
26 by the above parameters. For throughput. */ 26 by the above parameters. For throughput. */
27 27
28static const int deadline_hash_shift = 5; 28static const int deadline_hash_shift = 5;