Merge tag 'docs-6.4-2' of git://git.lwn.net/linux

Pull more documentation updates from Jonathan Corbet:
 "A handful of late-arriving documentation fixes, plus one Spanish
  translation that has been ready for some time but got applied late"

* tag 'docs-6.4-2' of git://git.lwn.net/linux:
  docs/sp_SP: Add translation of process/adding-syscalls
  CREDITS: Update email address for Mat Martineau
  Documentation: update kernel stack for x86_64
  docs: Remove unnecessary unicode character
  docs: fix "Reviewd" typo
  Documentation: timers: hrtimers: Make hybrid union historical
  docs/admin-guide/mm/ksm.rst fix intraface -> interface typo
  doc:it_IT: fix some typos

1 files changed, 1 insertions, 1 deletions

diff --git a/Documentation/arch/x86/kernel-stacks.rst b/Documentation/arch/x86/kernel-stacks.rst
index 6b0bcf027ff1ed..738671a4070baf 100644
--- a/Documentation/arch/x86/kernel-stacks.rst
+++ b/Documentation/arch/x86/kernel-stacks.rst
@@ -12,7 +12,7 @@ Most of the text from Keith Owens, hacked by AK
 x86_64 page size (PAGE_SIZE) is 4K.
 
 Like all other architectures, x86_64 has a kernel stack for every
-active thread.  These thread stacks are THREAD_SIZE (2*PAGE_SIZE) big.
+active thread.  These thread stacks are THREAD_SIZE (4*PAGE_SIZE) big.
 These stacks contain useful data as long as a thread is alive or a
 zombie. While the thread is in user space the kernel stack is empty
 except for the thread_info structure at the bottom.