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x86/doublefault/32: Rename doublefault.c to doublefault_32.c

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doublefault.c now only contains 32-bit code.  Rename it to
doublefault_32.c.

Signed-off-by: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Andy Lutomirski
2019-11-21 09:42:30 -08:00
committed by Ingo Molnar
parent 93efbde2c3
commit e99b6f46ee
2 changed files with 3 additions and 5 deletions
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4
arch/x86/kernel/Makefile
View File

@@ -100,7 +100,9 @@ obj-$(CONFIG_KEXEC_FILE) += kexec-bzimage64.o
obj-$(CONFIG_CRASH_DUMP) += crash_dump_$(BITS).o obj-$(CONFIG_CRASH_DUMP) += crash_dump_$(BITS).o
obj-y += kprobes/ obj-y += kprobes/
obj-$(CONFIG_MODULES) += module.o obj-$(CONFIG_MODULES) += module.o
obj-$(CONFIG_DOUBLEFAULT) += doublefault.o ifeq ($(CONFIG_X86_32),y)
obj-$(CONFIG_DOUBLEFAULT) += doublefault_32.o
endif
obj-$(CONFIG_KGDB) += kgdb.o obj-$(CONFIG_KGDB) += kgdb.o
obj-$(CONFIG_VM86) += vm86_32.o obj-$(CONFIG_VM86) += vm86_32.o
obj-$(CONFIG_EARLY_PRINTK) += early_printk.o obj-$(CONFIG_EARLY_PRINTK) += early_printk.o

4
arch/x86/kernel/doublefault.c → arch/x86/kernel/doublefault_32.c
View File

@@ -10,8 +10,6 @@
#include <asm/processor.h> #include <asm/processor.h>
#include <asm/desc.h> #include <asm/desc.h>
#ifdef CONFIG_X86_32
#define DOUBLEFAULT_STACKSIZE (1024) #define DOUBLEFAULT_STACKSIZE (1024)
static unsigned long doublefault_stack[DOUBLEFAULT_STACKSIZE]; static unsigned long doublefault_stack[DOUBLEFAULT_STACKSIZE];
#define STACK_START (unsigned long)(doublefault_stack+DOUBLEFAULT_STACKSIZE) #define STACK_START (unsigned long)(doublefault_stack+DOUBLEFAULT_STACKSIZE)
@@ -71,5 +69,3 @@ struct x86_hw_tss doublefault_tss __cacheline_aligned = {
.__cr3 = __pa_nodebug(swapper_pg_dir), .__cr3 = __pa_nodebug(swapper_pg_dir),
}; };
#endif