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Use linear abd in vdev_copy_uberblocks() 

The vdev_copy_uberblocks() function should use abd_alloc_linear() to
allocate ub_abd, because abd_to_buf(ub_abd)) is used later.

Reviewed-by: George Melikov <mail@gmelikov.ru>
Reviewed-by: Giuseppe Di Natale <dinatale2@llnl.gov>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Isaac Huang <he.huang@intel.com>
Closes #6718
Closes #6713
This commit is contained in:
Isaac Huang 2017-10-05 20:30:02 -06:00 committed by Tony Hutter
parent 4cfc086e4d
commit b97948276d
1 changed files with 1 additions and 1 deletions
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module/zfs/vdev_label.c
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@ -1164,7 +1164,7 @@ vdev_copy_uberblocks(vdev_t *vd)
spa_config_enter(vd->vdev_spa, locks, FTAG, RW_READER);
ub_abd = abd_alloc(VDEV_UBERBLOCK_SIZE(vd), B_TRUE);
ub_abd = abd_alloc_linear(VDEV_UBERBLOCK_SIZE(vd), B_TRUE);
write_zio = zio_root(vd->vdev_spa, NULL, NULL, flags);
for (int n = 0; n < VDEV_UBERBLOCK_COUNT(vd); n++) {