Enable shadow stacks for x32.

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While we normally don't do such feature-enabling on 32-bit
 kernels anymore, this change is small, straightforward & tested on
 upstream glibc.
 
 Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Merge tag 'x86-shstk-2024-05-13' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 shadow stacks from Ingo Molnar:
 "Enable shadow stacks for x32.

  While we normally don't do such feature-enabling for 32-bit anymore,
  this change is small, straightforward & tested on upstream glibc"

* tag 'x86-shstk-2024-05-13' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/shstk: Enable shadow stacks for x32

...

This commit is contained in:

Linus Torvalds 2024-05-13 19:33:23 -07:00

parent 5f487cd829 2883f01ec3

commit a5131c3fdf

3 changed files with 9 additions and 3 deletions

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2

arch/x86/entry/syscalls/syscall_64.tbl

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4

arch/x86/kernel/shstk.c

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6

arch/x86/kernel/signal_64.c

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