kybaaz/linux-xiaomi-chiron
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

habanalabs: set memory scrubbing to disabled by default

Browse source 
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>
This commit is contained in:
Oded Gabbay 2021-05-12 20:46:12 +03:00
parent 1dae12fe1b
commit 7fb2a1f5b7
1 changed files with 2 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

4
drivers/misc/habanalabs/common/habanalabs_drv.c
View file

@ -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,