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authorTejun Heo <tj@kernel.org>2015-08-03 18:46:39 +0300
committerTejun Heo <tj@kernel.org>2015-08-03 19:01:54 +0300
commit74a80d67b8316eb3fbeb73dafc060a5a0a708587 (patch)
tree22a062046b8d158a729343842dbcf1961f4f0ba0 /include
parent84ded2f8e7dda336fc2fb3570726ceb3b3b3590f (diff)
downloadlinux-74a80d67b8316eb3fbeb73dafc060a5a0a708587.tar.xz
Revert "libata: Implement NCQ autosense"
This reverts commit 42b966fbf35da9c87f08d98f9b8978edf9e717cf. As implemented, ACS-4 sense reporting for ATA devices bypasses error diagnosis and handling in libata degrading EH behavior significantly. Revert the related changes for now. Signed-off-by: Tejun Heo <tj@kernel.org> Cc: Hannes Reinecke <hare@suse.de> Cc: stable@vger.kernel.org #v4.1+
Diffstat (limited to 'include')
-rw-r--r--include/linux/ata.h2
1 files changed, 0 insertions, 2 deletions
diff --git a/include/linux/ata.h b/include/linux/ata.h
index 0e6a782575b5..d2992bfa1706 100644
--- a/include/linux/ata.h
+++ b/include/linux/ata.h
@@ -528,8 +528,6 @@ struct ata_bmdma_prd {
#define ata_id_cdb_intr(id) (((id)[ATA_ID_CONFIG] & 0x60) == 0x20)
#define ata_id_has_da(id) ((id)[ATA_ID_SATA_CAPABILITY_2] & (1 << 4))
#define ata_id_has_devslp(id) ((id)[ATA_ID_FEATURE_SUPP] & (1 << 8))
-#define ata_id_has_ncq_autosense(id) \
- ((id)[ATA_ID_FEATURE_SUPP] & (1 << 7))
static inline bool ata_id_has_hipm(const u16 *id)
{