[Intel-gfx] [PATCH dii-client 2/2] drm/i915: Use selective tlb invalidations where supported
kernel test robot
lkp at intel.com
Sat Oct 21 15:43:37 UTC 2023
Hi Jonathan,
kernel test robot noticed the following build errors:
[auto build test ERROR on drm-tip/drm-tip]
url: https://github.com/intel-lab-lkp/linux/commits/Jonathan-Cavitt/drm-i915-Use-selective-tlb-invalidations-where-supported/20231011-034501
base: git://anongit.freedesktop.org/drm/drm-tip drm-tip
patch link: https://lore.kernel.org/r/20231010184423.2118908-4-jonathan.cavitt%40intel.com
patch subject: [Intel-gfx] [PATCH dii-client 2/2] drm/i915: Use selective tlb invalidations where supported
config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20231021/202310212325.rC9VhDGf-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231021/202310212325.rC9VhDGf-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp at intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202310212325.rC9VhDGf-lkp@intel.com/
All errors (new ones prefixed by >>):
>> drivers/gpu/drm/i915/i915_vma.c:1343:25: error: expected ';', ',' or ')' before 'u64'
1343 | u64 start, u64 size)
| ^~~
vim +1343 drivers/gpu/drm/i915/i915_vma.c
1341
1342 void vma_invalidate_tlb(struct i915_address_space *vm, u32 *tlb
> 1343 u64 start, u64 size)
1344 {
1345 struct intel_gt *gt;
1346 int id;
1347
1348 if (!tlb)
1349 return;
1350
1351 /*
1352 * Before we release the pages that were bound by this vma, we
1353 * must invalidate all the TLBs that may still have a reference
1354 * back to our physical address. It only needs to be done once,
1355 * so after updating the PTE to point away from the pages, record
1356 * the most recent TLB invalidation seqno, and if we have not yet
1357 * flushed the TLBs upon release, perform a full invalidation.
1358 */
1359 for_each_gt(gt, vm->i915, id) {
1360 if (!intel_gt_invalidate_tlb_range(gt, start, size))
1361 WRITE_ONCE(tlb[id],
1362 intel_gt_next_invalidate_tlb_full(gt));
1363 }
1364 }
1365
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