mtd: fix a huge latency problem in the MTD CFI and LPDDR flash drivers.

[safe/jmp/linux-2.6] / drivers / mtd / chips / fwh_lock.h

diff --git a/drivers/mtd/chips/fwh_lock.h b/drivers/mtd/chips/fwh_lock.h
index 57e0e4e..d180649 100644 (file)
--- a/drivers/mtd/chips/fwh_lock.h
+++ b/drivers/mtd/chips/fwh_lock.h
@@ -58,10 +58,10 @@ static int fwh_xxlock_oneblock(struct map_info *map, struct flchip *chip,
         * to flash memory - that means that we don't have to check status
         * and timeout.
         */
-       spin_lock(chip->mutex);
+       mutex_lock(&chip->mutex);
        ret = get_chip(map, chip, adr, FL_LOCKING);
        if (ret) {
-               spin_unlock(chip->mutex);
+               mutex_unlock(&chip->mutex);
                return ret;
        }
 
@@ -72,7 +72,7 @@ static int fwh_xxlock_oneblock(struct map_info *map, struct flchip *chip,
        /* Done and happy. */
        chip->state = chip->oldstate;
        put_chip(map, chip, adr);
-       spin_unlock(chip->mutex);
+       mutex_unlock(&chip->mutex);
        return 0;
 }