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| author | Dan Williams <dan.j.williams@intel.com> | 2017-03-09 16:16:45 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-03-09 17:01:09 -0800 |
| commit | b2e593e271b0760ebc8999e5f9dd068ae2b9d30a (patch) | |
| tree | cafd706b335db08092cea4ed58b6510321910906 /fs/userfaultfd.c | |
| parent | ef947b2529f918d9606533eb9c32b187ed6a5ede (diff) | |
| download | talos-obmc-linux-b2e593e271b0760ebc8999e5f9dd068ae2b9d30a.tar.gz talos-obmc-linux-b2e593e271b0760ebc8999e5f9dd068ae2b9d30a.zip | |
x86, mm: unify exit paths in gup_pte_range()
All exit paths from gup_pte_range() require pte_unmap() of the original
pte page before returning. Refactor the code to have a single exit
point to do the unmap.
This mirrors the flow of the generic gup_pte_range() in mm/gup.c.
Link: http://lkml.kernel.org/r/148804251828.36605.14910389618497006945.stgit@dwillia2-desk3.amr.corp.intel.com
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Ross Zwisler <ross.zwisler@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/userfaultfd.c')
0 files changed, 0 insertions, 0 deletions
