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drm/xe: correct the calculation of remaining size

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In function write_pgtable, the calculation of chunk in the do-while
loop is wrong, we should always compare against remaining size instead
of the total size update->qwords.

Signed-off-by: Fei Yang <fei.yang@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240116223709.652585-2-fei.yang@intel.com
This commit is contained in:
Fei Yang 2024-01-16 14:37:09 -08:00 committed by Matt Roper
parent eb08104f90
commit 43d48379c9
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/xe/xe_migrate.c
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@ -1116,7 +1116,7 @@ static void write_pgtable(struct xe_tile *tile, struct xe_bb *bb, u64 ppgtt_ofs,
do {
u64 addr = ppgtt_ofs + ofs * 8;
chunk = min(update->qwords, MAX_PTE_PER_SDI);
chunk = min(size, MAX_PTE_PER_SDI);
/* Ensure populatefn can do memset64 by aligning bb->cs */
if (!(bb->len & 1))