2005-04-16 22:20:36 +00:00
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#ifndef _LINUX_LINKAGE_H
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#define _LINUX_LINKAGE_H
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2008-05-28 14:02:14 +00:00
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#include <linux/compiler.h>
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2013-01-21 22:16:07 +00:00
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#include <linux/stringify.h>
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We get rid of the general module prefix confusion with a binary config option,
fix a remove/insert race which Never Happens, and (my favorite) handle the
case when we have too many modules for a single commandline. Seriously,
the kernel is full, please go away!
Cheers,
Rusty.
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Merge tag 'modules-next-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux
Pull mudule updates from Rusty Russell:
"We get rid of the general module prefix confusion with a binary config
option, fix a remove/insert race which Never Happens, and (my
favorite) handle the case when we have too many modules for a single
commandline. Seriously, the kernel is full, please go away!"
* tag 'modules-next-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux:
modpost: fix unwanted VMLINUX_SYMBOL_STR expansion
X.509: Support parse long form of length octets in Authority Key Identifier
module: don't unlink the module until we've removed all exposure.
kernel: kallsyms: memory override issue, need check destination buffer length
MODSIGN: do not send garbage to stderr when enabling modules signature
modpost: handle huge numbers of modules.
modpost: add -T option to read module names from file/stdin.
modpost: minor cleanup.
genksyms: pass symbol-prefix instead of arch
module: fix symbol versioning with symbol prefixes
CONFIG_SYMBOL_PREFIX: cleanup.
2013-05-05 17:58:06 +00:00
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#include <linux/export.h>
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2005-04-16 22:20:36 +00:00
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#include <asm/linkage.h>
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2014-01-12 01:59:13 +00:00
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/* Some toolchains use other characters (e.g. '`') to mark new line in macro */
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#ifndef ASM_NL
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#define ASM_NL ;
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#endif
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2005-04-16 22:20:36 +00:00
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#ifdef __cplusplus
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2014-05-01 22:44:36 +00:00
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#define CPP_ASMLINKAGE extern "C"
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2005-04-16 22:20:36 +00:00
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#else
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2014-05-01 22:44:36 +00:00
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#define CPP_ASMLINKAGE
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2005-04-16 22:20:36 +00:00
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#endif
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#ifndef asmlinkage
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#define asmlinkage CPP_ASMLINKAGE
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#endif
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2013-01-21 22:16:07 +00:00
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#ifndef cond_syscall
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We get rid of the general module prefix confusion with a binary config option,
fix a remove/insert race which Never Happens, and (my favorite) handle the
case when we have too many modules for a single commandline. Seriously,
the kernel is full, please go away!
Cheers,
Rusty.
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Merge tag 'modules-next-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux
Pull mudule updates from Rusty Russell:
"We get rid of the general module prefix confusion with a binary config
option, fix a remove/insert race which Never Happens, and (my
favorite) handle the case when we have too many modules for a single
commandline. Seriously, the kernel is full, please go away!"
* tag 'modules-next-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux:
modpost: fix unwanted VMLINUX_SYMBOL_STR expansion
X.509: Support parse long form of length octets in Authority Key Identifier
module: don't unlink the module until we've removed all exposure.
kernel: kallsyms: memory override issue, need check destination buffer length
MODSIGN: do not send garbage to stderr when enabling modules signature
modpost: handle huge numbers of modules.
modpost: add -T option to read module names from file/stdin.
modpost: minor cleanup.
genksyms: pass symbol-prefix instead of arch
module: fix symbol versioning with symbol prefixes
CONFIG_SYMBOL_PREFIX: cleanup.
2013-05-05 17:58:06 +00:00
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#define cond_syscall(x) asm( \
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".weak " VMLINUX_SYMBOL_STR(x) "\n\t" \
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".set " VMLINUX_SYMBOL_STR(x) "," \
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VMLINUX_SYMBOL_STR(sys_ni_syscall))
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2013-01-21 22:16:07 +00:00
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#endif
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#ifndef SYSCALL_ALIAS
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We get rid of the general module prefix confusion with a binary config option,
fix a remove/insert race which Never Happens, and (my favorite) handle the
case when we have too many modules for a single commandline. Seriously,
the kernel is full, please go away!
Cheers,
Rusty.
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Version: GnuPG v1.4.12 (GNU/Linux)
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yaMPsLq53UW37/AXYsho
=MPiD
-----END PGP SIGNATURE-----
Merge tag 'modules-next-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux
Pull mudule updates from Rusty Russell:
"We get rid of the general module prefix confusion with a binary config
option, fix a remove/insert race which Never Happens, and (my
favorite) handle the case when we have too many modules for a single
commandline. Seriously, the kernel is full, please go away!"
* tag 'modules-next-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux:
modpost: fix unwanted VMLINUX_SYMBOL_STR expansion
X.509: Support parse long form of length octets in Authority Key Identifier
module: don't unlink the module until we've removed all exposure.
kernel: kallsyms: memory override issue, need check destination buffer length
MODSIGN: do not send garbage to stderr when enabling modules signature
modpost: handle huge numbers of modules.
modpost: add -T option to read module names from file/stdin.
modpost: minor cleanup.
genksyms: pass symbol-prefix instead of arch
module: fix symbol versioning with symbol prefixes
CONFIG_SYMBOL_PREFIX: cleanup.
2013-05-05 17:58:06 +00:00
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#define SYSCALL_ALIAS(alias, name) asm( \
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".globl " VMLINUX_SYMBOL_STR(alias) "\n\t" \
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".set " VMLINUX_SYMBOL_STR(alias) "," \
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VMLINUX_SYMBOL_STR(name))
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2013-01-21 22:16:07 +00:00
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#endif
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2010-02-20 00:03:37 +00:00
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#define __page_aligned_data __section(.data..page_aligned) __aligned(PAGE_SIZE)
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2010-02-20 00:03:38 +00:00
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#define __page_aligned_bss __section(.bss..page_aligned) __aligned(PAGE_SIZE)
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2008-05-28 14:02:14 +00:00
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2009-06-23 23:59:35 +00:00
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/*
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* For assembly routines.
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*
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* Note when using these that you must specify the appropriate
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* alignment directives yourself
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*/
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2010-02-20 00:03:37 +00:00
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#define __PAGE_ALIGNED_DATA .section ".data..page_aligned", "aw"
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2010-02-20 00:03:38 +00:00
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#define __PAGE_ALIGNED_BSS .section ".bss..page_aligned", "aw"
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2009-06-23 23:59:35 +00:00
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2008-04-11 00:35:23 +00:00
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/*
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* This is used by architectures to keep arguments on the stack
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* untouched by the compiler by keeping them live until the end.
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* The argument stack may be owned by the assembly-language
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* caller, not the callee, and gcc doesn't always understand
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* that.
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*
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* We have the return value, and a maximum of six arguments.
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*
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* This should always be followed by a "return ret" for the
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* protection to work (ie no more work that the compiler might
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* end up needing stack temporaries for).
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*/
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2008-04-11 11:46:54 +00:00
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/* Assembly files may be compiled with -traditional .. */
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#ifndef __ASSEMBLY__
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2008-04-10 22:37:38 +00:00
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#ifndef asmlinkage_protect
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# define asmlinkage_protect(n, ret, args...) do { } while (0)
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2005-04-16 22:20:36 +00:00
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#endif
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2008-04-11 11:46:54 +00:00
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#endif
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2005-04-16 22:20:36 +00:00
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#ifndef __ALIGN
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#define __ALIGN .align 4,0x90
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#define __ALIGN_STR ".align 4,0x90"
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#endif
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#ifdef __ASSEMBLY__
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2009-09-20 22:14:12 +00:00
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#ifndef LINKER_SCRIPT
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2005-04-16 22:20:36 +00:00
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#define ALIGN __ALIGN
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#define ALIGN_STR __ALIGN_STR
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2006-03-24 11:16:17 +00:00
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#ifndef ENTRY
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2005-04-16 22:20:36 +00:00
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#define ENTRY(name) \
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2014-01-12 01:59:13 +00:00
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.globl name ASM_NL \
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ALIGN ASM_NL \
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name:
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2006-03-24 11:16:17 +00:00
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#endif
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2009-09-20 22:14:12 +00:00
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#endif /* LINKER_SCRIPT */
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2005-04-16 22:20:36 +00:00
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2007-10-21 23:41:34 +00:00
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#ifndef WEAK
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#define WEAK(name) \
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2014-01-12 01:59:13 +00:00
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.weak name ASM_NL \
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2007-10-21 23:41:34 +00:00
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name:
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#endif
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2006-03-24 11:16:17 +00:00
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#ifndef END
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#define END(name) \
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2014-01-12 01:59:13 +00:00
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.size name, .-name
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2006-03-24 11:16:17 +00:00
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#endif
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2008-01-30 12:33:13 +00:00
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/* If symbol 'name' is treated as a subroutine (gets called, and returns)
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* then please use ENDPROC to mark 'name' as STT_FUNC for the benefit of
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* static analysis tools such as stack depth analyzer.
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*/
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2006-03-24 11:16:17 +00:00
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#ifndef ENDPROC
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#define ENDPROC(name) \
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2014-01-12 01:59:13 +00:00
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.type name, @function ASM_NL \
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END(name)
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2006-03-24 11:16:17 +00:00
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#endif
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2005-09-06 22:19:26 +00:00
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2005-04-16 22:20:36 +00:00
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#endif
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#endif
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