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authorJan Beulich <JBeulich@novell.com>2010-10-19 14:52:26 +0100
committerH. Peter Anvin <hpa@linux.intel.com>2010-10-19 14:28:02 -0700
commit3234282f33b29d349bcada40204fc7c8fda7fe72 (patch)
treed1855c5d9d8e6db25b72b17461da1459cd51fa71 /arch/x86/kernel/asm-offsets_32.c
parentd0ed0c32662e756e7daf85e70a5a27a9c1111331 (diff)
downloadlinux-3234282f33b29d349bcada40204fc7c8fda7fe72.tar.gz
x86, asm: Fix CFI macro invocations to deal with shortcomings in gas
gas prior to (perhaps) 2.16.90 has problems with passing non- parenthesized expressions containing spaces to macros. Spaces, however, get inserted by cpp between any macro expanding to a number and a subsequent + or -. For the +, current x86 gas then removes the space again (future gas may not do so), but for the - the space gets retained and is then considered a separator between macro arguments. Fix the respective definitions for both the - and + cases, so that they neither contain spaces nor make cpp insert any (the latter by adding seemingly redundant parentheses). Signed-off-by: Jan Beulich <jbeulich@novell.com> LKML-Reference: <4CBDBEBA020000780001E05A@vpn.id2.novell.com> Cc: Alexander van Heukelum <heukelum@fastmail.fm> Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'arch/x86/kernel/asm-offsets_32.c')
-rw-r--r--arch/x86/kernel/asm-offsets_32.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/x86/kernel/asm-offsets_32.c b/arch/x86/kernel/asm-offsets_32.c
index dfdbf6403895..1a4088dda37a 100644
--- a/arch/x86/kernel/asm-offsets_32.c
+++ b/arch/x86/kernel/asm-offsets_32.c
@@ -99,9 +99,7 @@ void foo(void)
DEFINE(PAGE_SIZE_asm, PAGE_SIZE);
DEFINE(PAGE_SHIFT_asm, PAGE_SHIFT);
- DEFINE(PTRS_PER_PTE, PTRS_PER_PTE);
- DEFINE(PTRS_PER_PMD, PTRS_PER_PMD);
- DEFINE(PTRS_PER_PGD, PTRS_PER_PGD);
+ DEFINE(THREAD_SIZE_asm, THREAD_SIZE);
OFFSET(crypto_tfm_ctx_offset, crypto_tfm, __crt_ctx);