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| author | Ingo Molnar <mingo@elte.hu> | 2009-09-06 06:11:38 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-09-06 06:11:42 +0200 |
| commit | ed011b22ce567eabefa9ea571d3721c10ecd0553 (patch) | |
| tree | c7aee6684613075c772388a99a9137014549434e /drivers/md/dm-stripe.c | |
| parent | 85bac32c4a52c592b857f2c360cc5ec93a097d70 (diff) | |
| parent | e07cccf4046978df10f2e13fe2b99b2f9b3a65db (diff) | |
Merge commit 'v2.6.31-rc9' into tracing/core
Merge reason: move from -rc5 to -rc9.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/md/dm-stripe.c')
| -rw-r--r-- | drivers/md/dm-stripe.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/md/dm-stripe.c b/drivers/md/dm-stripe.c index 4e0e5937e42..3e563d25173 100644 --- a/drivers/md/dm-stripe.c +++ b/drivers/md/dm-stripe.c @@ -329,9 +329,19 @@ static int stripe_iterate_devices(struct dm_target *ti, return ret; } +static void stripe_io_hints(struct dm_target *ti, + struct queue_limits *limits) +{ + struct stripe_c *sc = ti->private; + unsigned chunk_size = (sc->chunk_mask + 1) << 9; + + blk_limits_io_min(limits, chunk_size); + limits->io_opt = chunk_size * sc->stripes; +} + static struct target_type stripe_target = { .name = "striped", - .version = {1, 2, 0}, + .version = {1, 3, 0}, .module = THIS_MODULE, .ctr = stripe_ctr, .dtr = stripe_dtr, @@ -339,6 +349,7 @@ static struct target_type stripe_target = { .end_io = stripe_end_io, .status = stripe_status, .iterate_devices = stripe_iterate_devices, + .io_hints = stripe_io_hints, }; int __init dm_stripe_init(void) |