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(parent: f67b3c1) | patch
fcntl.h: add F_SEAL_FUTURE_WRITE from linux v5.1
authorSzabolcs Nagy <nsz@port70.net>
Thu, 9 May 2019 18:51:53 +0000 (18:51 +0000)
committerRich Felker <dalias@aerifal.cx>
Mon, 1 Jul 2019 18:11:56 +0000 (14:11 -0400)
commit9e8dd1c7f15147074949bda0c4478da6f4038824
tree81782d01792fae8ec2b7f02c41917ef1cc69309atree | snapshot
parentf67b3c1799e0b0258b9c4c075673e2f4de903cc9commit | diff
fcntl.h: add F_SEAL_FUTURE_WRITE from linux v5.1

needed for android so it can migrate from its ashmem to memfd.
allows making the memfd readonly for future users while keeping
a writable mmap of it. see

  linux commit ab3948f58ff841e51feb845720624665ef5b7ef3
  mm/memfd: add an F_SEAL_FUTURE_WRITE seal to memfd
include/fcntl.h diff | blob | history
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