diff options
author | Takashi Iwai <tiwai@suse.de> | 2017-11-01 19:43:20 +0300 |
---|---|---|
committer | Takashi Iwai <tiwai@suse.de> | 2017-11-01 19:43:20 +0300 |
commit | a53a0ab8ff725672fcb47bb9a5ef75fce45679d0 (patch) | |
tree | 75cdea78f27fdd569d72cea0b7837bbcc8d871f7 /mm/madvise.c | |
parent | 1f20f9ff57ca23b9f5502fca85ce3977e8496cb1 (diff) | |
parent | b817d936248b9bcee8282e97fb1dda1b03c903fe (diff) | |
download | linux-a53a0ab8ff725672fcb47bb9a5ef75fce45679d0.tar.xz |
Merge tag 'asoc-fix-v4.14-rc7' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus
ASoC: Fixes for v4.14
A bunch of fixes here, mostly device specific ones (the biggest one
being the revert of the hotword support for rt5514), with a couple of
core fixes for potential issues with corrupted or otherwise invalid
topology files.
Diffstat (limited to 'mm/madvise.c')
-rw-r--r-- | mm/madvise.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/mm/madvise.c b/mm/madvise.c index 25bade36e9ca..fd70d6aabc3e 100644 --- a/mm/madvise.c +++ b/mm/madvise.c @@ -757,6 +757,9 @@ madvise_behavior_valid(int behavior) * MADV_DONTFORK - omit this area from child's address space when forking: * typically, to avoid COWing pages pinned by get_user_pages(). * MADV_DOFORK - cancel MADV_DONTFORK: no longer omit this area when forking. + * MADV_WIPEONFORK - present the child process with zero-filled memory in this + * range after a fork. + * MADV_KEEPONFORK - undo the effect of MADV_WIPEONFORK * MADV_HWPOISON - trigger memory error handler as if the given memory range * were corrupted by unrecoverable hardware memory failure. * MADV_SOFT_OFFLINE - try to soft-offline the given range of memory. @@ -777,7 +780,9 @@ madvise_behavior_valid(int behavior) * zero - success * -EINVAL - start + len < 0, start is not page-aligned, * "behavior" is not a valid value, or application - * is attempting to release locked or shared pages. + * is attempting to release locked or shared pages, + * or the specified address range includes file, Huge TLB, + * MAP_SHARED or VMPFNMAP range. * -ENOMEM - addresses in the specified range are not currently * mapped, or are outside the AS of the process. * -EIO - an I/O error occurred while paging in data. |