diff options
author | Dan Williams <dan.j.williams@intel.com> | 2012-03-11 03:28:46 -0400 |
---|---|---|
committer | Jeff Garzik <jgarzik@redhat.com> | 2012-04-12 15:57:51 -0400 |
commit | 85d6725b7c0d7e3fa4261fdd4c020be4224fc9f1 (patch) | |
tree | 359e39a0982124c9f630ff3928aaf6f75d8b7dd3 /drivers/ata/libata.h | |
parent | 99b80e97710ae2e53c951acfdd956e9f38e36646 (diff) |
libata: make ata_print_id atomic
This variable is incremented from multiple contexts (module_init via
libata-lldds and the libsas discovery thread). Make it atomic to head
off any chance of libsas and libata creating duplicate ids.
Acked-by: Jacek Danecki <jacek.danecki@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/ata/libata.h')
-rw-r--r-- | drivers/ata/libata.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h index 2e26fcaf635..9d0fd0b7185 100644 --- a/drivers/ata/libata.h +++ b/drivers/ata/libata.h | |||
@@ -53,7 +53,7 @@ enum { | |||
53 | ATA_DNXFER_QUIET = (1 << 31), | 53 | ATA_DNXFER_QUIET = (1 << 31), |
54 | }; | 54 | }; |
55 | 55 | ||
56 | extern unsigned int ata_print_id; | 56 | extern atomic_t ata_print_id; |
57 | extern int atapi_passthru16; | 57 | extern int atapi_passthru16; |
58 | extern int libata_fua; | 58 | extern int libata_fua; |
59 | extern int libata_noacpi; | 59 | extern int libata_noacpi; |