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authorIra Weiny <ira.weiny@intel.com>2019-02-10 14:34:24 -0800
committerIngo Molnar <mingo@kernel.org>2019-02-11 08:20:40 +0100
commitad8cfb9c42ef83ecf4079bc7d77e6557648e952b (patch)
tree23162cd4c371ff5f8f70773365b3764ae0bbe2ae /mm/gup.c
parentd13937116f1e82bf508a6325111b322c30c85eb9 (diff)
downloadlinux-ad8cfb9c42ef83ecf4079bc7d77e6557648e952b.tar.bz2
mm/gup: Remove the 'write' parameter from gup_fast_permitted()
The 'write' parameter is unused in gup_fast_permitted() so remove it. Signed-off-by: Ira Weiny <ira.weiny@intel.com> Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Reviewed-by: Thomas Gleixner <tglx@linutronix.de> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Dan Williams <dan.j.williams@intel.com> Cc: Dave Hansen <dave.hansen@intel.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: linux-mm@kvack.org Link: http://lkml.kernel.org/r/20190210223424.13934-1-ira.weiny@intel.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'mm/gup.c')
-rw-r--r--mm/gup.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/mm/gup.c b/mm/gup.c
index 05acd7e2eb22..b63e88eca31b 100644
--- a/mm/gup.c
+++ b/mm/gup.c
@@ -1786,7 +1786,7 @@ static void gup_pgd_range(unsigned long addr, unsigned long end,
* Check if it's allowed to use __get_user_pages_fast() for the range, or
* we need to fall back to the slow version:
*/
-bool gup_fast_permitted(unsigned long start, int nr_pages, int write)
+bool gup_fast_permitted(unsigned long start, int nr_pages)
{
unsigned long len, end;
@@ -1828,7 +1828,7 @@ int __get_user_pages_fast(unsigned long start, int nr_pages, int write,
* block IPIs that come from THPs splitting.
*/
- if (gup_fast_permitted(start, nr_pages, write)) {
+ if (gup_fast_permitted(start, nr_pages)) {
local_irq_save(flags);
gup_pgd_range(start, end, write, pages, &nr);
local_irq_restore(flags);
@@ -1870,7 +1870,7 @@ int get_user_pages_fast(unsigned long start, int nr_pages, int write,
if (unlikely(!access_ok((void __user *)start, len)))
return -EFAULT;
- if (gup_fast_permitted(start, nr_pages, write)) {
+ if (gup_fast_permitted(start, nr_pages)) {
local_irq_disable();
gup_pgd_range(addr, end, write, pages, &nr);
local_irq_enable();