diff options
| author | Tomer Tayar <ttayar@habana.ai> | 2020-08-02 22:51:31 +0300 |
|---|---|---|
| committer | Oded Gabbay <ogabbay@kernel.org> | 2020-11-30 11:47:38 +0300 |
| commit | f07486745442f6118ede18e2b52ee7be69cde5a4 (patch) | |
| tree | 0ae8178439b52b7afa1cd8d29045412687af2d50 /drivers/misc/habanalabs/common/debugfs.c | |
| parent | 3e438b42a5fbf19e44c6c3e0481ed4b5672d8f42 (diff) | |
| download | linux-f07486745442f6118ede18e2b52ee7be69cde5a4.tar.xz | |
habanalabs: Modify the cs_cnt of a CB to be atomic
Modify the CS counter of a CB to be atomic, so no locking is required
when it is being modified or read.
Signed-off-by: Tomer Tayar <ttayar@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
Diffstat (limited to 'drivers/misc/habanalabs/common/debugfs.c')
| -rw-r--r-- | drivers/misc/habanalabs/common/debugfs.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/misc/habanalabs/common/debugfs.c b/drivers/misc/habanalabs/common/debugfs.c index b47a62da0b41..cef716643979 100644 --- a/drivers/misc/habanalabs/common/debugfs.c +++ b/drivers/misc/habanalabs/common/debugfs.c @@ -116,7 +116,7 @@ static int command_buffers_show(struct seq_file *s, void *data) " %03llu %d 0x%08x %d %d %d\n", cb->id, cb->ctx->asid, cb->size, kref_read(&cb->refcount), - cb->mmap, cb->cs_cnt); + cb->mmap, atomic_read(&cb->cs_cnt)); } spin_unlock(&dev_entry->cb_spinlock); |