Commit 0ae0b2b3 authored by David Hildenbrand's avatar David Hildenbrand Committed by Andrew Morton
Browse files

mm: use "GUP-fast" instead "fast GUP" in remaining comments 

Let's fixup the remaining comments to consistently call that thing
"GUP-fast".  With this change, we consistently call it "GUP-fast".

Link: https://lkml.kernel.org/r/20240402125516.223131-4-david@redhat.com


Signed-off-by: default avatarDavid Hildenbrand <david@redhat.com>
Reviewed-by: default avatarMike Rapoport (IBM) <rppt@kernel.org>
Reviewed-by: default avatarJason Gunthorpe <jgg@nvidia.com>
Reviewed-by: default avatarJohn Hubbard <jhubbard@nvidia.com>
Cc: Peter Xu <peterx@redhat.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent 25176ad0

mm/filemap.c

+1 −1
Original line number Diff line number Diff line
@@ -1810,7 +1810,7 @@ EXPORT_SYMBOL(page_cache_prev_miss); 
 * C. Return the page to the page allocator

 *

 * This means that any page may have its reference count temporarily

 * increased by a speculative page cache (or fast GUP) lookup as it can

 * increased by a speculative page cache (or GUP-fast) lookup as it can

 * be allocated by another user before the RCU grace period expires.

 * Because the refcount temporarily acquired here may end up being the

 * last refcount on the page, any page allocation must be freeable by

mm/khugepaged.c

+1 −1
Original line number Diff line number Diff line
@@ -1153,7 +1153,7 @@ static int collapse_huge_page(struct mm_struct *mm, unsigned long address, 
	 * huge and small TLB entries for the same virtual address to

	 * avoid the risk of CPU bugs in that area.

	 *

	 * Parallel fast GUP is fine since fast GUP will back off when

	 * Parallel GUP-fast is fine since GUP-fast will back off when

	 * it detects PMD is changed.

	 */

	_pmd = pmdp_collapse_flush(vma, address, pmd);