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authorJuha-Matti Tilli <juha-matti.tilli@iki.fi>2018-12-02 12:47:08 +0200
committerJens Axboe <axboe@kernel.dk>2018-12-03 12:54:39 -0700
commitfd6f32f78645db32b6b95a42e45da2ddd6de0e67 (patch)
tree21ee6515fa5046d99850390b74268fddecc6adb4
parent1c9b357ced0b2fd2c173c058c2de88af513bc064 (diff)
libata: whitelist all SAMSUNG MZ7KM* solid-state disks
These devices support read zero after trim (RZAT), as they advertise to the OS. However, the OS doesn't believe the SSDs unless they are explicitly whitelisted. Acked-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Juha-Matti Tilli <juha-matti.tilli@iki.fi> Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r--drivers/ata/libata-core.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index a7f5202a4815..b8c3f9e6af89 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -4602,6 +4602,7 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
{ "SSD*INTEL*", NULL, ATA_HORKAGE_ZERO_AFTER_TRIM, },
{ "Samsung*SSD*", NULL, ATA_HORKAGE_ZERO_AFTER_TRIM, },
{ "SAMSUNG*SSD*", NULL, ATA_HORKAGE_ZERO_AFTER_TRIM, },
+ { "SAMSUNG*MZ7KM*", NULL, ATA_HORKAGE_ZERO_AFTER_TRIM, },
{ "ST[1248][0248]0[FH]*", NULL, ATA_HORKAGE_ZERO_AFTER_TRIM, },
/*