block: maple: Catch writes_starved sooner, increase limit. (62428b33) · Commits · e / devices / android_kernel_xiaomi_markw

block/maple-iosched.c

+3 −3

Original line number	Diff line number	Diff line
		@@ -21,7 +21,7 @@
		#include <linux/powersuspend.h>
		#endif

		#define MAPLE_IOSCHED_PATCHLEVEL (2)
		#define MAPLE_IOSCHED_PATCHLEVEL (3)

		enum maple_sync { ASYNC, SYNC };

		@@ -30,7 +30,7 @@ static const int sync_write_expire = 150; /* max time before a write sync is sub
		static const int async_read_expire = 900; /* ditto for read async, these limits are SOFT! */
		static const int async_write_expire = 900; /* ditto for write async, these limits are SOFT! */
		static const int fifo_batch = 16; /* # of sequential requests treated as one by the above parameters. */
		static const int writes_starved = 1; /* max times reads can starve a write */
		static const int writes_starved = 3; /* max times reads can starve a write */
		static const int sleep_latency_multiple = 3; /* multple for expire time when device is asleep */

		struct maple_data {
		@@ -193,7 +193,7 @@ static int maple_dispatch_requests(struct request_queue *q, int force)
		}

		if (!rq) {
		if (mdata->starved > mdata->writes_starved)
		if (mdata->starved >= mdata->writes_starved)
		readwrite = WRITE;

		rq = maple_choose_request(mdata, readwrite);