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authorLinus Torvalds <torvalds@linux-foundation.org>2019-03-08 02:43:58 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2019-03-08 02:43:58 +0100
commitf86727f8bd650b6b79bbbb7b0b57b3a43522a28e (patch)
treebf7e795fb8d613afb4b92910977b34e5a80f5574 /mm/gup.c
parentMerge branch 'x86-kdump-for-linus' of git://git.kernel.org/pub/scm/linux/kern... (diff)
parentmm/gup: Remove the 'write' parameter from gup_fast_permitted() (diff)
downloadlinux-f86727f8bd650b6b79bbbb7b0b57b3a43522a28e.tar.xz
linux-f86727f8bd650b6b79bbbb7b0b57b3a43522a28e.zip
Merge branch 'x86-mm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 mm cleanup from Ingo Molnar: "A single GUP cleanup" * 'x86-mm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: mm/gup: Remove the 'write' parameter from gup_fast_permitted()
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 22291db50013..f84e22685aaa 100644
--- a/mm/gup.c
+++ b/mm/gup.c
@@ -1939,7 +1939,7 @@ 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;
@@ -1981,7 +1981,7 @@ 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);
@@ -2023,7 +2023,7 @@ 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();