From 2a35a3a8ab3e94afd631ed4b45878ceb98f7ab28 Mon Sep 17 00:00:00 2001 From: Artem Bityutskiy Date: Tue, 23 Jun 2009 20:26:33 +0300 Subject: UBIFS: set write-buffer timout to 3-5 seconds This patch cleans up write-buffer timeout initialization and sets it to 3-5 interval. Signed-off-by: Artem Bityutskiy --- fs/ubifs/io.c | 17 ++++------------- 1 file changed, 4 insertions(+), 13 deletions(-) (limited to 'fs/ubifs/io.c') diff --git a/fs/ubifs/io.c b/fs/ubifs/io.c index 9fcf6c38c1b..48d0af94b26 100644 --- a/fs/ubifs/io.c +++ b/fs/ubifs/io.c @@ -828,7 +828,6 @@ out: int ubifs_wbuf_init(struct ubifs_info *c, struct ubifs_wbuf *wbuf) { size_t size; - ktime_t hardlimit; wbuf->buf = kmalloc(c->min_io_size, GFP_KERNEL); if (!wbuf->buf) @@ -854,18 +853,10 @@ int ubifs_wbuf_init(struct ubifs_info *c, struct ubifs_wbuf *wbuf) hrtimer_init(&wbuf->timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); wbuf->timer.function = wbuf_timer_callback_nolock; - /* - * Make write-buffer soft limit to be 20% of the hard limit. The - * write-buffer timer is allowed to expire any time between the soft - * and hard limits. - */ - hardlimit = ktime_set(DEFAULT_WBUF_TIMEOUT_SECS, 0); - wbuf->delta = DEFAULT_WBUF_TIMEOUT_SECS * 1000000000ULL * 2 / 10; - if (wbuf->delta > ULONG_MAX) - wbuf->delta = ULONG_MAX; - wbuf->softlimit = ktime_sub_ns(hardlimit, wbuf->delta); - hrtimer_set_expires_range_ns(&wbuf->timer, wbuf->softlimit, - wbuf->delta); + wbuf->softlimit = ktime_set(WBUF_TIMEOUT_SOFTLIMIT, 0); + wbuf->delta = WBUF_TIMEOUT_HARDLIMIT - WBUF_TIMEOUT_SOFTLIMIT; + wbuf->delta *= 1000000000ULL; + ubifs_assert(wbuf->delta <= ULONG_MAX); return 0; } -- cgit v1.2.3