github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-05-31 02:24:24 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

Arm SMMU fixes for 6.13-rc

Browse Source 
- Use raw_smp_processor_id() when balancing traffic for NVIDIA's custom
   command queue implementation.
 -----BEGIN PGP SIGNATURE-----
 
 iQFEBAABCgAuFiEEPxTL6PPUbjXGY88ct6xw3ITBYzQFAmdaJS8QHHdpbGxAa2Vy
 bmVsLm9yZwAKCRC3rHDchMFjNBkkB/97jVNBdS6nZ+LYZ8Tt7hGLnoO5Wo9BPcxA
 lKfqrHz/WanPrRobiF4M5UNN01ITnjcWeVsjxWqox8liE9AwXftbpbnP6qQ6bEgI
 ZpUNcAhF/CBRcAmJpCwHfoDvpOg5dm9PmuUEhAitD4R3w+I0Yygdm+fLmrsrG7/e
 fx6M52b1J++BK7MXAUAijIi1TG5yVVuHIku+HkOdMurSAwxiH9Shwtib1RK8w/63
 O2DVjJNfbM35xXFduIPSzbOqTComC/j1dd3mvbdCsumPKr3UzSbkWMZ3q3OiwOyU
 BNVXpvx1ymjv3iI7kFuEW1v1ykUiimZhzbdAKaT3Dyp46fkhX1pu
 =7lXv
 -----END PGP SIGNATURE-----

Merge tag 'arm-smmu-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/will/linux into fixes

Arm SMMU fixes for 6.13-rc

- Use raw_smp_processor_id() when balancing traffic for NVIDIA's custom
  command queue implementation.
This commit is contained in:
Joerg Roedel 2024-12-12 17:25:37 +01:00
commit 7460d43bd7
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c
View File

@ -339,7 +339,7 @@ tegra241_cmdqv_get_cmdq(struct arm_smmu_device *smmu,
* one CPU at a time can enter the process, while the others
* will be spinning at the same lock.
*/
lidx = smp_processor_id() % cmdqv->num_lvcmdqs_per_vintf;
lidx = raw_smp_processor_id() % cmdqv->num_lvcmdqs_per_vintf;
vcmdq = vintf->lvcmdqs[lidx];
if (!vcmdq || !READ_ONCE(vcmdq->enabled))
return NULL;