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authorDave Hansen <dave.hansen@linux.intel.com>2016-02-13 00:01:56 +0300
committerIngo Molnar <mingo@kernel.org>2016-02-16 12:11:12 +0300
commitd4edcf0d56958db0aca0196314ca38a5e730ea92 (patch)
treecf22f82e4768f9db3b7b59491c5188e3d725ff9a /net/ceph
parentcde70140fed8429acf7a14e2e2cbd3e329036653 (diff)
downloadlinux-d4edcf0d56958db0aca0196314ca38a5e730ea92.tar.xz
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 'net/ceph')
-rw-r--r--net/ceph/pagevec.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ceph/pagevec.c b/net/ceph/pagevec.c
index d4f5f220a8e5..10297f7a89ba 100644
--- a/net/ceph/pagevec.c
+++ b/net/ceph/pagevec.c
@@ -24,7 +24,7 @@ struct page **ceph_get_direct_page_vector(const void __user *data,
return ERR_PTR(-ENOMEM);
while (got < num_pages) {
- rc = get_user_pages_unlocked(current, current->mm,
+ rc = get_user_pages_unlocked(
(unsigned long)data + ((unsigned long)got * PAGE_SIZE),
num_pages - got, write_page, 0, pages + got);
if (rc < 0)