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1a338ac32c
Remove the bloat of the C calling convention out of the
preempt_enable() sites by creating an ASM wrapper which allows us to
do an asm("call ___preempt_schedule") instead.
calling.h bits by Andi Kleen
Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/n/tip-tk7xdi1cvvxewixzke8t8le1@git.kernel.org
[ Fixed build error. ]
Signed-off-by: Ingo Molnar <mingo@kernel.org>
76 lines
1.7 KiB
C
76 lines
1.7 KiB
C
/* Exports for assembly files.
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All C exports should go in the respective C files. */
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#include <linux/module.h>
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#include <linux/smp.h>
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#include <net/checksum.h>
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#include <asm/processor.h>
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#include <asm/pgtable.h>
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#include <asm/uaccess.h>
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#include <asm/desc.h>
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#include <asm/ftrace.h>
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#ifdef CONFIG_FUNCTION_TRACER
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/* mcount and __fentry__ are defined in assembly */
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#ifdef CC_USING_FENTRY
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EXPORT_SYMBOL(__fentry__);
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#else
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EXPORT_SYMBOL(mcount);
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#endif
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#endif
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EXPORT_SYMBOL(__get_user_1);
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EXPORT_SYMBOL(__get_user_2);
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EXPORT_SYMBOL(__get_user_4);
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EXPORT_SYMBOL(__get_user_8);
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EXPORT_SYMBOL(__put_user_1);
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EXPORT_SYMBOL(__put_user_2);
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EXPORT_SYMBOL(__put_user_4);
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EXPORT_SYMBOL(__put_user_8);
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EXPORT_SYMBOL(copy_user_generic_string);
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EXPORT_SYMBOL(copy_user_generic_unrolled);
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EXPORT_SYMBOL(copy_user_enhanced_fast_string);
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EXPORT_SYMBOL(__copy_user_nocache);
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EXPORT_SYMBOL(_copy_from_user);
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EXPORT_SYMBOL(_copy_to_user);
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EXPORT_SYMBOL(copy_page);
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EXPORT_SYMBOL(clear_page);
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EXPORT_SYMBOL(csum_partial);
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/*
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* Export string functions. We normally rely on gcc builtin for most of these,
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* but gcc sometimes decides not to inline them.
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*/
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#undef memcpy
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#undef memset
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#undef memmove
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extern void *memset(void *, int, __kernel_size_t);
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extern void *memcpy(void *, const void *, __kernel_size_t);
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extern void *__memcpy(void *, const void *, __kernel_size_t);
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EXPORT_SYMBOL(memset);
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EXPORT_SYMBOL(memcpy);
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EXPORT_SYMBOL(__memcpy);
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EXPORT_SYMBOL(memmove);
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#ifndef CONFIG_DEBUG_VIRTUAL
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EXPORT_SYMBOL(phys_base);
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#endif
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EXPORT_SYMBOL(empty_zero_page);
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#ifndef CONFIG_PARAVIRT
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EXPORT_SYMBOL(native_load_gs_index);
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#endif
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#ifdef CONFIG_PREEMPT
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EXPORT_SYMBOL(___preempt_schedule);
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#ifdef CONFIG_CONTEXT_TRACKING
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EXPORT_SYMBOL(___preempt_schedule_context);
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#endif
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#endif
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