summaryrefslogtreecommitdiffstats
path: root/arch/mips/mm
diff options
context:
space:
mode:
authorDave Hansen <dave.hansen@linux.intel.com>2016-02-12 22:01:56 +0100
committerIngo Molnar <mingo@kernel.org>2016-02-16 10:11:12 +0100
commitd4edcf0d56958db0aca0196314ca38a5e730ea92 (patch)
treecf22f82e4768f9db3b7b59491c5188e3d725ff9a /arch/mips/mm
parentmm/gup: Overload get_user_pages() functions (diff)
downloadlinux-d4edcf0d56958db0aca0196314ca38a5e730ea92.tar.xz
linux-d4edcf0d56958db0aca0196314ca38a5e730ea92.zip
mm/gup: Switch all callers of get_user_pages() to not pass tsk/mm
We will soon modify the vanilla get_user_pages() so it can no longer be used on mm/tasks other than 'current/current->mm', which is by far the most common way it is called. For now, we allow the old-style calls, but warn when they are used. (implemented in previous patch) This patch switches all callers of: get_user_pages() get_user_pages_unlocked() get_user_pages_locked() to stop passing tsk/mm so they will no longer see the warnings. Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com> Reviewed-by: Thomas Gleixner <tglx@linutronix.de> Cc: Andrea Arcangeli <aarcange@redhat.com> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Borislav Petkov <bp@alien8.de> Cc: Brian Gerst <brgerst@gmail.com> Cc: Dave Hansen <dave@sr71.net> Cc: Denys Vlasenko <dvlasenk@redhat.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Rik van Riel <riel@redhat.com> Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com> Cc: Vlastimil Babka <vbabka@suse.cz> Cc: jack@suse.cz Cc: linux-mm@kvack.org Link: http://lkml.kernel.org/r/20160212210156.113E9407@viggo.jf.intel.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/mips/mm')
-rw-r--r--arch/mips/mm/gup.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/mips/mm/gup.c b/arch/mips/mm/gup.c
index 1afd87c999b0..982e83f9d11f 100644
--- a/arch/mips/mm/gup.c
+++ b/arch/mips/mm/gup.c
@@ -286,8 +286,7 @@ slow_irqon:
start += nr << PAGE_SHIFT;
pages += nr;
- ret = get_user_pages_unlocked(current, mm, start,
- (end - start) >> PAGE_SHIFT,
+ ret = get_user_pages_unlocked(start, (end - start) >> PAGE_SHIFT,
write, 0, pages);
/* Have to be a bit careful with return values */