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authorOded Gabbay <ogabbay@kernel.org>2021-05-12 20:46:12 +0300
committerOded Gabbay <ogabbay@kernel.org>2021-06-18 15:23:40 +0300
commit7fb2a1f5b7f81dce20587e79aae8fe8a9ac03986 (patch)
tree0e367258324675c607049b7ff924d519d774ed09 /drivers/misc
parent1dae12fe1bf7ae98f31223b47253f4dd6b0a2909 (diff)
downloadlinux-next-7fb2a1f5b7f81dce20587e79aae8fe8a9ac03986.tar.gz
habanalabs: set memory scrubbing to disabled by default
Scrubbing memory after every unmap is very costly in terms of performance. If a user wants it he can enable it but the default should prioritize performance. Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
Diffstat (limited to 'drivers/misc')
-rw-r--r--drivers/misc/habanalabs/common/habanalabs_drv.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/misc/habanalabs/common/habanalabs_drv.c b/drivers/misc/habanalabs/common/habanalabs_drv.c
index df1e91f810cc..339a1860c1e7 100644
--- a/drivers/misc/habanalabs/common/habanalabs_drv.c
+++ b/drivers/misc/habanalabs/common/habanalabs_drv.c
@@ -29,7 +29,7 @@ static DEFINE_MUTEX(hl_devs_idr_lock);
static int timeout_locked = 30;
static int reset_on_lockup = 1;
-static int memory_scrub = 1;
+static int memory_scrub;
static ulong boot_error_status_mask = ULONG_MAX;
module_param(timeout_locked, int, 0444);
@@ -42,7 +42,7 @@ MODULE_PARM_DESC(reset_on_lockup,
module_param(memory_scrub, int, 0444);
MODULE_PARM_DESC(memory_scrub,
- "Scrub device memory in various states (0 = no, 1 = yes, default yes)");
+ "Scrub device memory in various states (0 = no, 1 = yes, default no)");
module_param(boot_error_status_mask, ulong, 0444);
MODULE_PARM_DESC(boot_error_status_mask,