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Subject[PATCH] Module cleanups
Three small patches against test11-pre7

1) creates arch_init_modules(), removes alpha specific code from
module.c
2) makes non-modular try_inc_use_count() an inline for better
optimization.
3) Creates __modinfo define.

--

Brian Gerstdiff -urN linux-2.4.0t11p7/include/asm-alpha/module.h linux/include/asm-alpha/module.h
--- linux-2.4.0t11p7/include/asm-alpha/module.h Fri Nov 17 20:26:22 2000
+++ linux/include/asm-alpha/module.h Sat Nov 18 12:11:04 2000
@@ -8,4 +8,9 @@
#define module_unmap(x) vfree(x)
#define module_arch_init(x) (0)

+static inline void arch_init_modules(void)
+{
+ __asm__("stq $29,%0" : "=m"(kernel_module.gp));
+}
+
#endif /* _ASM_ALPHA_MODULE_H */
diff -urN linux-2.4.0t11p7/include/asm-arm/module.h linux/include/asm-arm/module.h
--- linux-2.4.0t11p7/include/asm-arm/module.h Fri Nov 17 20:26:22 2000
+++ linux/include/asm-arm/module.h Sat Nov 18 12:11:04 2000
@@ -7,5 +7,6 @@
#define module_map(x) vmalloc(x)
#define module_unmap(x) vfree(x)
#define module_arch_init(x) (0)
+#define arch_init_modules() do { } while (0)

#endif /* _ASM_ARM_MODULE_H */
diff -urN linux-2.4.0t11p7/include/asm-i386/module.h linux/include/asm-i386/module.h
--- linux-2.4.0t11p7/include/asm-i386/module.h Fri Nov 17 20:26:22 2000
+++ linux/include/asm-i386/module.h Sat Nov 18 12:11:04 2000
@@ -7,5 +7,6 @@
#define module_map(x) vmalloc(x)
#define module_unmap(x) vfree(x)
#define module_arch_init(x) (0)
+#define arch_init_modules() do { } while (0)

#endif /* _ASM_I386_MODULE_H */
diff -urN linux-2.4.0t11p7/include/asm-ia64/module.h linux/include/asm-ia64/module.h
--- linux-2.4.0t11p7/include/asm-ia64/module.h Mon Oct 9 20:54:59 2000
+++ linux/include/asm-ia64/module.h Sat Nov 18 12:11:04 2000
@@ -15,6 +15,7 @@
#define module_map(x) vmalloc(x)
#define module_unmap(x) ia64_module_unmap(x)
#define module_arch_init(x) ia64_module_init(x)
+#define arch_init_modules() do { } while (0)

/*
* This must match in size and layout the data created by
diff -urN linux-2.4.0t11p7/include/asm-m68k/module.h linux/include/asm-m68k/module.h
--- linux-2.4.0t11p7/include/asm-m68k/module.h Fri Nov 17 20:26:22 2000
+++ linux/include/asm-m68k/module.h Sat Nov 18 12:11:04 2000
@@ -7,5 +7,6 @@
#define module_map(x) vmalloc(x)
#define module_unmap(x) vfree(x)
#define module_arch_init(x) (0)
+#define arch_init_modules() do { } while (0)

#endif /* _ASM_M68K_MODULE_H */
diff -urN linux-2.4.0t11p7/include/asm-mips/module.h linux/include/asm-mips/module.h
--- linux-2.4.0t11p7/include/asm-mips/module.h Fri Nov 17 20:26:22 2000
+++ linux/include/asm-mips/module.h Sat Nov 18 12:11:04 2000
@@ -7,5 +7,6 @@
#define module_map(x) vmalloc(x)
#define module_unmap(x) vfree(x)
#define module_arch_init(x) (0)
+#define arch_init_modules() do { } while (0)

#endif /* _ASM_MIPS_MODULE_H */
diff -urN linux-2.4.0t11p7/include/asm-mips64/module.h linux/include/asm-mips64/module.h
--- linux-2.4.0t11p7/include/asm-mips64/module.h Fri Nov 17 20:26:22 2000
+++ linux/include/asm-mips64/module.h Sat Nov 18 12:11:04 2000
@@ -7,5 +7,6 @@
#define module_map(x) vmalloc(x)
#define module_unmap(x) vfree(x)
#define module_arch_init(x) (0)
+#define arch_init_modules() do { } while (0)

#endif /* _ASM_MIPS64_MODULE_H */
diff -urN linux-2.4.0t11p7/include/asm-ppc/module.h linux/include/asm-ppc/module.h
--- linux-2.4.0t11p7/include/asm-ppc/module.h Fri Nov 17 20:26:23 2000
+++ linux/include/asm-ppc/module.h Sat Nov 18 12:11:04 2000
@@ -7,5 +7,6 @@
#define module_map(x) vmalloc(x)
#define module_unmap(x) vfree(x)
#define module_arch_init(x) (0)
+#define arch_init_modules() do { } while (0)

#endif /* _ASM_PPC_MODULE_H */
diff -urN linux-2.4.0t11p7/include/asm-s390/module.h linux/include/asm-s390/module.h
--- linux-2.4.0t11p7/include/asm-s390/module.h Fri Nov 17 20:26:24 2000
+++ linux/include/asm-s390/module.h Sat Nov 18 12:11:04 2000
@@ -7,5 +7,6 @@
#define module_map(x) vmalloc(x)
#define module_unmap(x) vfree(x)
#define module_arch_init(x) (0)
+#define arch_init_modules() do { } while (0)

#endif /* _ASM_S390_MODULE_H */
diff -urN linux-2.4.0t11p7/include/asm-sh/module.h linux/include/asm-sh/module.h
--- linux-2.4.0t11p7/include/asm-sh/module.h Fri Nov 17 20:26:24 2000
+++ linux/include/asm-sh/module.h Sat Nov 18 12:11:04 2000
@@ -7,5 +7,6 @@
#define module_map(x) vmalloc(x)
#define module_unmap(x) vfree(x)
#define module_arch_init(x) (0)
+#define arch_init_modules() do { } while (0)

#endif /* _ASM_SH_MODULE_H */
diff -urN linux-2.4.0t11p7/include/asm-sparc/module.h linux/include/asm-sparc/module.h
--- linux-2.4.0t11p7/include/asm-sparc/module.h Fri Nov 17 20:26:24 2000
+++ linux/include/asm-sparc/module.h Sat Nov 18 12:11:04 2000
@@ -7,5 +7,6 @@
#define module_map(x) vmalloc(x)
#define module_unmap(x) vfree(x)
#define module_arch_init(x) (0)
+#define arch_init_modules() do { } while (0)

#endif /* _ASM_SPARC_MODULE_H */
diff -urN linux-2.4.0t11p7/include/asm-sparc64/module.h linux/include/asm-sparc64/module.h
--- linux-2.4.0t11p7/include/asm-sparc64/module.h Fri Nov 17 20:26:24 2000
+++ linux/include/asm-sparc64/module.h Sat Nov 18 12:11:04 2000
@@ -7,5 +7,6 @@
extern void * module_map (unsigned long size);
extern void module_unmap (void *addr);
#define module_arch_init(x) (0)
+#define arch_init_modules() do { } while (0)

#endif /* _ASM_SPARC64_MODULE_H */
diff -urN linux-2.4.0t11p7/kernel/module.c linux/kernel/module.c
--- linux-2.4.0t11p7/kernel/module.c Fri Nov 17 20:26:24 2000
+++ linux/kernel/module.c Sat Nov 18 12:11:04 2000
@@ -230,10 +230,7 @@
void __init init_modules(void)
{
kernel_module.nsyms = __stop___ksymtab - __start___ksymtab;
-
-#ifdef __alpha__
- __asm__("stq $29,%0" : "=m"(kernel_module.gp));
-#endif
+ arch_init_modules();
}

/*diff -urN linux-2.4.0t11p7/include/linux/module.h linux/include/linux/module.h
--- linux-2.4.0t11p7/include/linux/module.h Sat Nov 18 12:14:43 2000
+++ linux/include/linux/module.h Sat Nov 18 12:32:00 2000
@@ -182,8 +182,6 @@
const void *userdata;
};

-extern int try_inc_mod_count(struct module *mod);
-
#if defined(MODULE) && !defined(__GENKSYMS__)

/* Embedded module documentation macros. */
@@ -345,8 +343,10 @@
#endif /* MODULE */

#ifdef CONFIG_MODULES
+extern int try_inc_mod_count(struct module *mod);
#define SET_MODULE_OWNER(some_struct) do { some_struct->owner = THIS_MODULE; } while (0)
#else
+static inline int try_inc_mod_count(struct module *mod) { return 1; }
#define SET_MODULE_OWNER(some_struct) do { } while (0)
#endif

diff -urN linux-2.4.0t11p7/kernel/module.c linux/kernel/module.c
--- linux-2.4.0t11p7/kernel/module.c Fri Nov 17 20:26:24 2000
+++ linux/kernel/module.c Sat Nov 18 12:32:28 2000
@@ -1222,9 +1222,4 @@
return -ENOSYS;
}

-int try_inc_mod_count(struct module *mod)
-{
- return 1;
-}
-
#endif /* CONFIG_MODULES */diff -urN linux-2.4.0t11p7/include/linux/module.h linux/include/linux/module.h
--- linux-2.4.0t11p7/include/linux/module.h Sat Nov 18 12:14:43 2000
+++ linux/include/linux/module.h Sat Nov 18 12:38:16 2000
@@ -190,19 +190,18 @@

/* For documentation purposes only. */

+#define __modinfo __attribute__((section(".modinfo")))
+
#define MODULE_AUTHOR(name) \
-const char __module_author[] __attribute__((section(".modinfo"))) = \
-"author=" name
+const char __module_author[] __modinfo = "author=" name

#define MODULE_DESCRIPTION(desc) \
-const char __module_description[] __attribute__((section(".modinfo"))) = \
-"description=" desc
+const char __module_description[] __modinfo = "description=" desc

/* Could potentially be used by kmod... */

#define MODULE_SUPPORTED_DEVICE(dev) \
-const char __module_device[] __attribute__((section(".modinfo"))) = \
-"device=" dev
+const char __module_device[] __modinfo = "device=" dev

/* Used to verify parameters given to the module. The TYPE arg should
be a string in the following format:
@@ -219,13 +218,11 @@

#define MODULE_PARM(var,type) \
const char __module_parm_##var[] \
-__attribute__((section(".modinfo"))) = \
-"parm_" __MODULE_STRING(var) "=" type
+__modinfo = "parm_" __MODULE_STRING(var) "=" type

#define MODULE_PARM_DESC(var,desc) \
const char __module_parm_desc_##var[] \
-__attribute__((section(".modinfo"))) = \
-"parm_desc_" __MODULE_STRING(var) "=" desc
+__modinfo = "parm_desc_" __MODULE_STRING(var) "=" desc

/*
* MODULE_DEVICE_TABLE exports information about devices
@@ -263,11 +260,9 @@
#define MOD_IN_USE __MOD_IN_USE(THIS_MODULE)

#include <linux/version.h>
-static const char __module_kernel_version[] __attribute__((section(".modinfo"))) =
-"kernel_version=" UTS_RELEASE;
+static const char __module_kernel_version[] __modinfo = "kernel_version=" UTS_RELEASE;
#ifdef MODVERSIONS
-static const char __module_using_checksums[] __attribute__((section(".modinfo"))) =
-"using_checksums=1";
+static const char __module_using_checksums[] __modinfo = "using_checksums=1";
#endif

#else /* MODULE */
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