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https://github.com/edk2-porting/linux-next.git
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64ac24e738
Semaphores are no longer performance-critical, so a generic C implementation is better for maintainability, debuggability and extensibility. Thanks to Peter Zijlstra for fixing the lockdep warning. Thanks to Harvey Harrison for pointing out that the unlikely() was unnecessary. Signed-off-by: Matthew Wilcox <willy@linux.intel.com> Acked-by: Ingo Molnar <mingo@elte.hu>
108 lines
2.6 KiB
C
108 lines
2.6 KiB
C
/*
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* linux/arch/alpha/kernel/alpha_ksyms.c
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*
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* Export the alpha-specific functions that are needed for loadable
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* modules.
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*/
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#include <linux/module.h>
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#include <asm/console.h>
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#include <asm/uaccess.h>
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#include <asm/checksum.h>
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#include <asm/fpu.h>
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#include <asm/machvec.h>
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#include <linux/syscalls.h>
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/* these are C runtime functions with special calling conventions: */
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extern void __divl (void);
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extern void __reml (void);
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extern void __divq (void);
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extern void __remq (void);
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extern void __divlu (void);
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extern void __remlu (void);
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extern void __divqu (void);
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extern void __remqu (void);
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EXPORT_SYMBOL(alpha_mv);
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EXPORT_SYMBOL(callback_getenv);
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EXPORT_SYMBOL(callback_setenv);
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EXPORT_SYMBOL(callback_save_env);
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/* platform dependent support */
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EXPORT_SYMBOL(strcat);
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EXPORT_SYMBOL(strcpy);
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EXPORT_SYMBOL(strlen);
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EXPORT_SYMBOL(strncpy);
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EXPORT_SYMBOL(strncat);
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EXPORT_SYMBOL(strchr);
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EXPORT_SYMBOL(strrchr);
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EXPORT_SYMBOL(memmove);
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EXPORT_SYMBOL(__memcpy);
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EXPORT_SYMBOL(__memset);
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EXPORT_SYMBOL(__memsetw);
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EXPORT_SYMBOL(__constant_c_memset);
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EXPORT_SYMBOL(copy_page);
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EXPORT_SYMBOL(clear_page);
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EXPORT_SYMBOL(alpha_read_fp_reg);
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EXPORT_SYMBOL(alpha_read_fp_reg_s);
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EXPORT_SYMBOL(alpha_write_fp_reg);
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EXPORT_SYMBOL(alpha_write_fp_reg_s);
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/* entry.S */
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EXPORT_SYMBOL(kernel_thread);
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EXPORT_SYMBOL(kernel_execve);
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/* Networking helper routines. */
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EXPORT_SYMBOL(csum_tcpudp_magic);
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EXPORT_SYMBOL(ip_compute_csum);
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EXPORT_SYMBOL(ip_fast_csum);
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EXPORT_SYMBOL(csum_partial_copy_nocheck);
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EXPORT_SYMBOL(csum_partial_copy_from_user);
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EXPORT_SYMBOL(csum_ipv6_magic);
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#ifdef CONFIG_MATHEMU_MODULE
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extern long (*alpha_fp_emul_imprecise)(struct pt_regs *, unsigned long);
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extern long (*alpha_fp_emul) (unsigned long pc);
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EXPORT_SYMBOL(alpha_fp_emul_imprecise);
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EXPORT_SYMBOL(alpha_fp_emul);
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#endif
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/*
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* The following are specially called from the uaccess assembly stubs.
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*/
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EXPORT_SYMBOL(__copy_user);
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EXPORT_SYMBOL(__do_clear_user);
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EXPORT_SYMBOL(__strncpy_from_user);
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EXPORT_SYMBOL(__strnlen_user);
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/*
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* SMP-specific symbols.
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*/
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#ifdef CONFIG_SMP
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EXPORT_SYMBOL(_atomic_dec_and_lock);
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#endif /* CONFIG_SMP */
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/*
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* The following are special because they're not called
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* explicitly (the C compiler or assembler generates them in
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* response to division operations). Fortunately, their
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* interface isn't gonna change any time soon now, so it's OK
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* to leave it out of version control.
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*/
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# undef memcpy
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# undef memset
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EXPORT_SYMBOL(__divl);
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EXPORT_SYMBOL(__divlu);
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EXPORT_SYMBOL(__divq);
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EXPORT_SYMBOL(__divqu);
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EXPORT_SYMBOL(__reml);
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EXPORT_SYMBOL(__remlu);
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EXPORT_SYMBOL(__remq);
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EXPORT_SYMBOL(__remqu);
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EXPORT_SYMBOL(memcpy);
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EXPORT_SYMBOL(memset);
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EXPORT_SYMBOL(memchr);
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