diff options
| author | Guenter Roeck <linux@roeck-us.net> | 2019-07-11 20:57:46 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-07-12 11:05:45 -0700 |
| commit | 790c73690c2bbecb3f6f8becbdb11ddc9bcff8cc (patch) | |
| tree | 51e759678c70d9c0718ac55d11bb33cfce728bcd /mm/gup.c | |
| parent | b5d1c39f34d1c9bca0c4b9ae2e339fbbe264a9c7 (diff) | |
mm/gup.c: mark undo_dev_pagemap as __maybe_unused
Several mips builds generate the following build warning.
mm/gup.c:1788:13: warning: 'undo_dev_pagemap' defined but not used
The function is declared unconditionally but only called from behind
various ifdefs. Mark it __maybe_unused.
Link: http://lkml.kernel.org/r/1562072523-22311-1-git-send-email-linux@roeck-us.net
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Robin Murphy <robin.murphy@arm.com>
Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/gup.c')
| -rw-r--r-- | mm/gup.c | 3 |
1 files changed, 2 insertions, 1 deletions
@@ -1796,7 +1796,8 @@ static inline pte_t gup_get_pte(pte_t *ptep) } #endif /* CONFIG_GUP_GET_PTE_LOW_HIGH */ -static void undo_dev_pagemap(int *nr, int nr_start, struct page **pages) +static void __maybe_unused undo_dev_pagemap(int *nr, int nr_start, + struct page **pages) { while ((*nr) - nr_start) { struct page *page = pages[--(*nr)]; |