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Remove unused sa_update_from_cb() 

It looks like this was functionality which was added in the
original SA implementation and then never needed.  It can
be safely removed now and easily added back if we find a
use for it.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: cao.xuewen <cao.xuewen@zte.com.cn>
Closes #5440
This commit is contained in:
cao 2016-12-02 07:39:06 +08:00 committed by Brian Behlendorf
parent 6a8fd57fa7
commit e2c7d3785a
2 changed files with 0 additions and 23 deletions
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2
include/sys/sa.h
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@ -134,8 +134,6 @@ int sa_bulk_lookup(sa_handle_t *, sa_bulk_attr_t *, int count);
int sa_bulk_lookup_locked(sa_handle_t *, sa_bulk_attr_t *, int count);
int sa_bulk_update(sa_handle_t *, sa_bulk_attr_t *, int count, dmu_tx_t *);
int sa_size(sa_handle_t *, sa_attr_type_t, int *);
int sa_update_from_cb(sa_handle_t *, sa_attr_type_t,
uint32_t buflen, sa_data_locator_t *, void *userdata, dmu_tx_t *);
void sa_object_info(sa_handle_t *, dmu_object_info_t *);
void sa_object_size(sa_handle_t *, uint32_t *, u_longlong_t *);
void *sa_get_userdata(sa_handle_t *);

21
module/zfs/sa.c
View File

@ -1846,26 +1846,6 @@ sa_update(sa_handle_t *hdl, sa_attr_type_t type,
return (error);
}
int
sa_update_from_cb(sa_handle_t *hdl, sa_attr_type_t attr,
uint32_t buflen, sa_data_locator_t *locator, void *userdata, dmu_tx_t *tx)
{
int error;
sa_bulk_attr_t bulk;
VERIFY3U(buflen, <=, SA_ATTR_MAX_LEN);
bulk.sa_attr = attr;
bulk.sa_data = userdata;
bulk.sa_data_func = locator;
bulk.sa_length = buflen;
mutex_enter(&hdl->sa_lock);
error = sa_bulk_update_impl(hdl, &bulk, 1, tx);
mutex_exit(&hdl->sa_lock);
return (error);
}
/*
* Return size of an attribute
*/
@ -2044,7 +2024,6 @@ EXPORT_SYMBOL(sa_bulk_lookup);
EXPORT_SYMBOL(sa_bulk_lookup_locked);
EXPORT_SYMBOL(sa_bulk_update);
EXPORT_SYMBOL(sa_size);
EXPORT_SYMBOL(sa_update_from_cb);
EXPORT_SYMBOL(sa_object_info);
EXPORT_SYMBOL(sa_object_size);
EXPORT_SYMBOL(sa_get_userdata);