lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

md-new-param-to_sync_page_io

Browse Source 
Add new parameter to 'sync_page_io'.

The new parameter allows us to distinguish between metadata and data
operations.  This becomes important later when we add the ability to
use separate devices for data and metadata.

Signed-off-by: Jonathan Brassow <jbrassow@redhat.com>
This commit is contained in:
Jonathan Brassow
2011-01-14 09:14:33 +11:00
committed by NeilBrown
parent 57b2caa394
commit ccebd4c415
5 changed files with 28 additions and 29 deletions
Download Patch File Download Diff File Expand all files Collapse all files

28
drivers/md/raid1.c
View File

@@ -1365,10 +1365,10 @@ static void sync_request_write(mddev_t *mddev, r1bio_t *r1_bio)
*/
rdev = conf->mirrors[d].rdev;
if (sync_page_io(rdev,
sect + rdev->data_offset,
sect,
s<<9,
bio->bi_io_vec[idx].bv_page,
READ)) {
READ, false)) {
success = 1;
break;
}
@@ -1391,10 +1391,10 @@ static void sync_request_write(mddev_t *mddev, r1bio_t *r1_bio)
rdev = conf->mirrors[d].rdev;
atomic_add(s, &rdev->corrected_errors);
if (sync_page_io(rdev,
sect + rdev->data_offset,
sect,
s<<9,
bio->bi_io_vec[idx].bv_page,
WRITE) == 0)
WRITE, false) == 0)
md_error(mddev, rdev);
}
d = start;
@@ -1406,10 +1406,10 @@ static void sync_request_write(mddev_t *mddev, r1bio_t *r1_bio)
continue;
rdev = conf->mirrors[d].rdev;
if (sync_page_io(rdev,
sect + rdev->data_offset,
sect,
s<<9,
bio->bi_io_vec[idx].bv_page,
READ) == 0)
READ, false) == 0)
md_error(mddev, rdev);
}
} else {
@@ -1489,10 +1489,8 @@ static void fix_read_error(conf_t *conf, int read_disk,
rdev = conf->mirrors[d].rdev;
if (rdev &&
test_bit(In_sync, &rdev->flags) &&
sync_page_io(rdev,
sect + rdev->data_offset,
s<<9,
conf->tmppage, READ))
sync_page_io(rdev, sect, s<<9,
conf->tmppage, READ, false))
success = 1;
else {
d++;
@@ -1515,9 +1513,8 @@ static void fix_read_error(conf_t *conf, int read_disk,
rdev = conf->mirrors[d].rdev;
if (rdev &&
test_bit(In_sync, &rdev->flags)) {
if (sync_page_io(rdev,
sect + rdev->data_offset,
s<<9, conf->tmppage, WRITE)
if (sync_page_io(rdev, sect, s<<9,
conf->tmppage, WRITE, false)
== 0)
/* Well, this device is dead */
md_error(mddev, rdev);
@@ -1532,9 +1529,8 @@ static void fix_read_error(conf_t *conf, int read_disk,
rdev = conf->mirrors[d].rdev;
if (rdev &&
test_bit(In_sync, &rdev->flags)) {
if (sync_page_io(rdev,
sect + rdev->data_offset,
s<<9, conf->tmppage, READ)
if (sync_page_io(rdev, sect, s<<9,
conf->tmppage, READ, false)
== 0)
/* Well, this device is dead */
md_error(mddev, rdev);