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Subject[tip:x86/mm] x86: Work around old gas bug
Commit-ID:  253d89d3dd6b65595f317e5f1ecef43aa207a3a0
Gitweb: http://git.kernel.org/tip/253d89d3dd6b65595f317e5f1ecef43aa207a3a0
Author: Shaohua Li <shaohua.li@intel.com>
AuthorDate: Tue, 1 Mar 2011 15:52:26 -0800
Committer: Ingo Molnar <mingo@elte.hu>
CommitDate: Wed, 2 Mar 2011 08:16:23 +0100

x86: Work around old gas bug

pre-2.16 binutils works fine, post-2.16 binutils works fine, but 2.16 broke again:

> arch/x86/kernel/entry_64.S: Assembler messages:
> arch/x86/kernel/entry_64.S:984: Error: junk at end of line, first unrecognized character is `1'
> [...]

Signed-off-by: Shaohua Li <shaohua.li@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Jan Beulich <jbeulich@novell.com>
LKML-Reference: <201103012352.p21NqRN1006974@imap1.linux-foundation.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---
arch/x86/include/asm/entry_arch.h | 164 +++++++++++++++++++++++++++++++++++--
arch/x86/kernel/entry_64.S | 133 ++++++++++++++++++++++++++++--
2 files changed, 285 insertions(+), 12 deletions(-)

diff --git a/arch/x86/include/asm/entry_arch.h b/arch/x86/include/asm/entry_arch.h
index 1cd6d26..374c641 100644
--- a/arch/x86/include/asm/entry_arch.h
+++ b/arch/x86/include/asm/entry_arch.h
@@ -16,14 +16,166 @@ BUILD_INTERRUPT(call_function_single_interrupt,CALL_FUNCTION_SINGLE_VECTOR)
BUILD_INTERRUPT(irq_move_cleanup_interrupt,IRQ_MOVE_CLEANUP_VECTOR)
BUILD_INTERRUPT(reboot_interrupt,REBOOT_VECTOR)

-.irp idx,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, \
- 16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31
-.if NUM_INVALIDATE_TLB_VECTORS > \idx
-BUILD_INTERRUPT3(invalidate_interrupt\idx,
- (INVALIDATE_TLB_VECTOR_START)+\idx,
+.if NUM_INVALIDATE_TLB_VECTORS > 0
+BUILD_INTERRUPT3(invalidate_interrupt0,
+ (INVALIDATE_TLB_VECTOR_START)+0,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 1
+BUILD_INTERRUPT3(invalidate_interrupt1,
+ (INVALIDATE_TLB_VECTOR_START)+1,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 2
+BUILD_INTERRUPT3(invalidate_interrupt2,
+ (INVALIDATE_TLB_VECTOR_START)+2,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 3
+BUILD_INTERRUPT3(invalidate_interrupt3,
+ (INVALIDATE_TLB_VECTOR_START)+3,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 4
+BUILD_INTERRUPT3(invalidate_interrupt4,
+ (INVALIDATE_TLB_VECTOR_START)+4,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 5
+BUILD_INTERRUPT3(invalidate_interrupt5,
+ (INVALIDATE_TLB_VECTOR_START)+5,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 6
+BUILD_INTERRUPT3(invalidate_interrupt6,
+ (INVALIDATE_TLB_VECTOR_START)+6,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 7
+BUILD_INTERRUPT3(invalidate_interrupt7,
+ (INVALIDATE_TLB_VECTOR_START)+7,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 8
+BUILD_INTERRUPT3(invalidate_interrupt8,
+ (INVALIDATE_TLB_VECTOR_START)+8,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 9
+BUILD_INTERRUPT3(invalidate_interrupt9,
+ (INVALIDATE_TLB_VECTOR_START)+9,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 10
+BUILD_INTERRUPT3(invalidate_interrupt10,
+ (INVALIDATE_TLB_VECTOR_START)+10,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 11
+BUILD_INTERRUPT3(invalidate_interrupt11,
+ (INVALIDATE_TLB_VECTOR_START)+11,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 12
+BUILD_INTERRUPT3(invalidate_interrupt12,
+ (INVALIDATE_TLB_VECTOR_START)+12,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 13
+BUILD_INTERRUPT3(invalidate_interrupt13,
+ (INVALIDATE_TLB_VECTOR_START)+13,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 14
+BUILD_INTERRUPT3(invalidate_interrupt14,
+ (INVALIDATE_TLB_VECTOR_START)+14,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 15
+BUILD_INTERRUPT3(invalidate_interrupt15,
+ (INVALIDATE_TLB_VECTOR_START)+15,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 16
+BUILD_INTERRUPT3(invalidate_interrupt16,
+ (INVALIDATE_TLB_VECTOR_START)+16,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 17
+BUILD_INTERRUPT3(invalidate_interrupt17,
+ (INVALIDATE_TLB_VECTOR_START)+17,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 18
+BUILD_INTERRUPT3(invalidate_interrupt18,
+ (INVALIDATE_TLB_VECTOR_START)+18,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 19
+BUILD_INTERRUPT3(invalidate_interrupt19,
+ (INVALIDATE_TLB_VECTOR_START)+19,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 20
+BUILD_INTERRUPT3(invalidate_interrupt20,
+ (INVALIDATE_TLB_VECTOR_START)+20,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 21
+BUILD_INTERRUPT3(invalidate_interrupt21,
+ (INVALIDATE_TLB_VECTOR_START)+21,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 22
+BUILD_INTERRUPT3(invalidate_interrupt22,
+ (INVALIDATE_TLB_VECTOR_START)+22,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 23
+BUILD_INTERRUPT3(invalidate_interrupt23,
+ (INVALIDATE_TLB_VECTOR_START)+23,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 24
+BUILD_INTERRUPT3(invalidate_interrupt24,
+ (INVALIDATE_TLB_VECTOR_START)+24,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 25
+BUILD_INTERRUPT3(invalidate_interrupt25,
+ (INVALIDATE_TLB_VECTOR_START)+25,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 26
+BUILD_INTERRUPT3(invalidate_interrupt26,
+ (INVALIDATE_TLB_VECTOR_START)+26,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 27
+BUILD_INTERRUPT3(invalidate_interrupt27,
+ (INVALIDATE_TLB_VECTOR_START)+27,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 28
+BUILD_INTERRUPT3(invalidate_interrupt28,
+ (INVALIDATE_TLB_VECTOR_START)+28,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 29
+BUILD_INTERRUPT3(invalidate_interrupt29,
+ (INVALIDATE_TLB_VECTOR_START)+29,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 30
+BUILD_INTERRUPT3(invalidate_interrupt30,
+ (INVALIDATE_TLB_VECTOR_START)+30,
+ smp_invalidate_interrupt)
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 31
+BUILD_INTERRUPT3(invalidate_interrupt31,
+ (INVALIDATE_TLB_VECTOR_START)+31,
smp_invalidate_interrupt)
.endif
-.endr
#endif

BUILD_INTERRUPT(x86_platform_ipi, X86_PLATFORM_IPI_VECTOR)
diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S
index 891268c..1705021 100644
--- a/arch/x86/kernel/entry_64.S
+++ b/arch/x86/kernel/entry_64.S
@@ -975,13 +975,134 @@ apicinterrupt X86_PLATFORM_IPI_VECTOR \
x86_platform_ipi smp_x86_platform_ipi

#ifdef CONFIG_SMP
-.irp idx,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15, \
- 16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31
-.if NUM_INVALIDATE_TLB_VECTORS > \idx
-apicinterrupt (INVALIDATE_TLB_VECTOR_START)+\idx \
- invalidate_interrupt\idx smp_invalidate_interrupt
+.if NUM_INVALIDATE_TLB_VECTORS > 0
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+0 \
+ invalidate_interrupt0 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 1
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+1 \
+ invalidate_interrupt1 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 2
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+2 \
+ invalidate_interrupt2 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 3
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+3 \
+ invalidate_interrupt3 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 4
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+4 \
+ invalidate_interrupt4 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 5
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+5 \
+ invalidate_interrupt5 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 6
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+6 \
+ invalidate_interrupt6 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 7
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+7 \
+ invalidate_interrupt7 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 8
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+8 \
+ invalidate_interrupt8 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 9
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+9 \
+ invalidate_interrupt9 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 10
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+10 \
+ invalidate_interrupt10 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 11
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+11 \
+ invalidate_interrupt11 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 12
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+12 \
+ invalidate_interrupt12 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 13
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+13 \
+ invalidate_interrupt13 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 14
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+14 \
+ invalidate_interrupt14 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 15
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+15 \
+ invalidate_interrupt15 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 16
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+16 \
+ invalidate_interrupt16 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 17
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+17 \
+ invalidate_interrupt17 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 18
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+18 \
+ invalidate_interrupt18 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 19
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+19 \
+ invalidate_interrupt19 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 20
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+20 \
+ invalidate_interrupt20 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 21
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+21 \
+ invalidate_interrupt21 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 22
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+22 \
+ invalidate_interrupt22 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 23
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+23 \
+ invalidate_interrupt23 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 24
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+24 \
+ invalidate_interrupt24 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 25
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+25 \
+ invalidate_interrupt25 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 26
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+26 \
+ invalidate_interrupt26 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 27
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+27 \
+ invalidate_interrupt27 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 28
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+28 \
+ invalidate_interrupt28 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 29
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+29 \
+ invalidate_interrupt29 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 30
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+30 \
+ invalidate_interrupt30 smp_invalidate_interrupt
+.endif
+.if NUM_INVALIDATE_TLB_VECTORS > 31
+apicinterrupt (INVALIDATE_TLB_VECTOR_START)+31 \
+ invalidate_interrupt31 smp_invalidate_interrupt
.endif
-.endr
#endif

apicinterrupt THRESHOLD_APIC_VECTOR \

\
 
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