[Intel-gfx] [PATCH V2 4/7] drm/radeon: Replace kmap() with kmap_local_page()

ira.weiny at intel.com ira.weiny at intel.com
Mon Jan 24 01:54:06 UTC 2022


From: Ira Weiny <ira.weiny at intel.com>

kmap() is being deprecated and this usage is local to the thread.  Use
kmap_local_page() instead.

Signed-off-by: Ira Weiny <ira.weiny at intel.com>
---
 drivers/gpu/drm/radeon/radeon_ttm.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index 11b21d605584..76d7906e1785 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -907,11 +907,11 @@ static ssize_t radeon_ttm_gtt_read(struct file *f, char __user *buf,
 
 		page = rdev->gart.pages[p];
 		if (page) {
-			ptr = kmap(page);
+			ptr = kmap_local_page(page);
 			ptr += off;
 
 			r = copy_to_user(buf, ptr, cur_size);
-			kunmap(rdev->gart.pages[p]);
+			kunmap_local(ptr);
 		} else
 			r = clear_user(buf, cur_size);
 
-- 
2.31.1



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