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| author | Theodore Ts'o <tytso@mit.edu> | 2008-03-13 07:24:31 +1100 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2008-03-13 10:09:28 +1100 |
| commit | 07dc42f632e335a03c0e780805dc9dc141f83e63 (patch) | |
| tree | 49c75abecfaa8f4f9bf247de3b73eea0ae4efdcf /arch | |
| parent | 25c0a7b83297f10186a7a1ee5c563f005dfabc44 (diff) | |
| download | lwn-07dc42f632e335a03c0e780805dc9dc141f83e63.tar.gz lwn-07dc42f632e335a03c0e780805dc9dc141f83e63.zip | |
[POWERPC] Export empty_zero_page
Once again, this time with feeling....
- Ted
>From c91cfaabc17f8a53807a2f31f067a732e34a1550 Mon Sep 17 00:00:00 2001
From: Theodore Ts'o <tytso@mit.edu>
Date: Wed, 12 Mar 2008 11:50:39 -0400
Subject: Export empty_zero_page
The empty_zero_page symbol is exported by most other architectures
(s390, ia64, x86, um), and an upcoming ext4 patch needs it because
ZERO_PAGE() references empty_zero_page, and we need it to zero out an
unitialized extents in ext4 files.
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/kernel/ppc_ksyms.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/ppc_ksyms.c b/arch/powerpc/kernel/ppc_ksyms.c index 3e52122c5073..9c98424277a8 100644 --- a/arch/powerpc/kernel/ppc_ksyms.c +++ b/arch/powerpc/kernel/ppc_ksyms.c @@ -58,6 +58,7 @@ extern void program_check_exception(struct pt_regs *regs); extern void single_step_exception(struct pt_regs *regs); extern int sys_sigreturn(struct pt_regs *regs); +EXPORT_SYMBOL(empty_zero_page); EXPORT_SYMBOL(clear_pages); EXPORT_SYMBOL(copy_page); EXPORT_SYMBOL(ISA_DMA_THRESHOLD); |