Now ssc backing store code uses only one thread so no need to worry
about metadata locking.
Signed-off-by: FUJITA Tomonori <fujita.tomonori@xxxxxxxxxxxxx>
---
usr/bs_ssc.c | 4 ----
1 files changed, 0 insertions(+), 4 deletions(-)
diff --git a/usr/bs_ssc.c b/usr/bs_ssc.c
index e1ca4d8..a685673 100644
--- a/usr/bs_ssc.c
+++ b/usr/bs_ssc.c
@@ -60,7 +60,6 @@ static int skip_next_header(struct scsi_lu *lu)
struct ssc_info *ssc = dtype_priv(lu);
struct blk_header *h = ssc->c_blk;
- /* FIXME: Need a lock around this read */
rd = pread(lu->fd, h, sizeof(struct blk_header), h->next);
if (rd != sizeof(struct blk_header))
return 1;
@@ -73,7 +72,6 @@ static int skip_prev_header(struct scsi_lu *lu)
struct ssc_info *ssc = dtype_priv(lu);
struct blk_header *h = ssc->c_blk;
- /* FIXME: Need a lock around this read */
rd = pread(lu->fd, h, sizeof(struct blk_header), h->prev);
if (rd != sizeof(struct blk_header))
return 1;
@@ -130,7 +128,6 @@ static int append_blk(struct scsi_cmd *cmd, uint8_t *data,
ssc->c_blk->blk_type, ssc->c_blk->blk_num,
ssc->c_blk->ondisk_sz, size);
- /* FIXME: Need lock protection around this */
curr = ssc->c_blk;
curr->next = curr->curr + size + sizeof(struct blk_header);
curr->blk_type = type;
@@ -146,7 +143,6 @@ static int append_blk(struct scsi_cmd *cmd, uint8_t *data,
eod->a = 'A';
eod->z = 'Z';
ssc->c_blk = eod;
- /* End of protection */
eprintf("After update : prev/curr/next"
" <%" PRId64 "/%" PRId64 "/%" PRId64 "> type: %d,"
--
1.5.6.5
--
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