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Add temporary mount options

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Add the required kernel side infrastructure to parse arbitrary
mount options.  This enables us to support temporary mount
options in largely the same way it is handled on other platforms.

See the 'Temporary Mount Point Properties' section of zfs(8)
for complete details.

Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #985
Closes #3351
This commit is contained in:
Brian Behlendorf
2015-08-31 16:46:01 -07:00
parent 69de34219a
commit 0282c4137e
13 changed files with 332 additions and 62 deletions
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module/zfs/zfs_ioctl.c
+1 -1
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@@ -1449,7 +1449,7 @@ zfs_sb_hold(const char *name, void *tag, zfs_sb_t **zsbp, boolean_t writer)
int error = 0;
if (get_zfs_sb(name, zsbp) != 0)
error = zfs_sb_create(name, zsbp);
error = zfs_sb_create(name, NULL, zsbp);
if (error == 0) {
rrm_enter(&(*zsbp)->z_teardown_lock, (writer) ? RW_WRITER :
RW_READER, tag);