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| author | Peter Oberparleiter <oberpar@linux.vnet.ibm.com> | 2009-06-18 03:28:03 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-19 00:03:57 +0400 |
| commit | b99b87f70c7785ab1e253c6220f4b0b57ce3a7f7 (patch) | |
| tree | ec5688052334448ec8edd3a1a9cb95cd68501ac7 /include/linux/module.h | |
| parent | e24aca672ff06aff0e6a1045efab86043ea5f735 (diff) | |
| download | linux-b99b87f70c7785ab1e253c6220f4b0b57ce3a7f7.tar.xz | |
kernel: constructor support
Call constructors (gcc-generated initcall-like functions) during kernel
start and module load. Constructors are e.g. used for gcov data
initialization.
Disable constructor support for usermode Linux to prevent conflicts with
host glibc.
Signed-off-by: Peter Oberparleiter <oberpar@linux.vnet.ibm.com>
Acked-by: Rusty Russell <rusty@rustcorp.com.au>
Acked-by: WANG Cong <xiyou.wangcong@gmail.com>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: Jeff Dike <jdike@addtoit.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Huang Ying <ying.huang@intel.com>
Cc: Li Wei <W.Li@Sun.COM>
Cc: Michael Ellerman <michaele@au1.ibm.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Heiko Carstens <heicars2@linux.vnet.ibm.com>
Cc: Martin Schwidefsky <mschwid2@linux.vnet.ibm.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/module.h')
| -rw-r--r-- | include/linux/module.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/module.h b/include/linux/module.h index 505f20dcc1c7..098bdb7bfacf 100644 --- a/include/linux/module.h +++ b/include/linux/module.h @@ -363,6 +363,12 @@ struct module local_t ref; #endif #endif + +#ifdef CONFIG_CONSTRUCTORS + /* Constructor functions. */ + ctor_fn_t *ctors; + unsigned int num_ctors; +#endif }; #ifndef MODULE_ARCH_INIT #define MODULE_ARCH_INIT {} |