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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-11-26 19:17:19 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-11-26 19:17:19 -0800
commitf4d53cedce872fe1439818d15e067b497b5d466f (patch)
treeb6942135c8a4235cb409a833d736307eaecdbc90 /kernel
parent9bb9f2220e6d904f60f9f72209b5313d0808f0c2 (diff)
parent8329d98e480250ef5f5a083f9c3af50510b5e65d (diff)
downloadop-kernel-dev-f4d53cedce872fe1439818d15e067b497b5d466f.zip
op-kernel-dev-f4d53cedce872fe1439818d15e067b497b5d466f.tar.gz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus
* git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus: virtio: fix net driver loop case where we fail to restart module: fix and elaborate comments virtio: fix module/device unloading lguest: Fix uninitialized members in example launcher
Diffstat (limited to 'kernel')
-rw-r--r--kernel/module.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/kernel/module.c b/kernel/module.c
index 3202c99..91fe695 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -81,7 +81,8 @@ int unregister_module_notifier(struct notifier_block * nb)
}
EXPORT_SYMBOL(unregister_module_notifier);
-/* We require a truly strong try_module_get() */
+/* We require a truly strong try_module_get(): 0 means failure due to
+ ongoing or failed initialization etc. */
static inline int strong_try_module_get(struct module *mod)
{
if (mod && mod->state == MODULE_STATE_COMING)
@@ -952,7 +953,8 @@ static unsigned long resolve_symbol(Elf_Shdr *sechdrs,
ret = __find_symbol(name, &owner, &crc,
!(mod->taints & TAINT_PROPRIETARY_MODULE));
if (ret) {
- /* use_module can fail due to OOM, or module unloading */
+ /* use_module can fail due to OOM,
+ or module initialization or unloading */
if (!check_version(sechdrs, versindex, name, mod, crc) ||
!use_module(mod, owner))
ret = 0;
@@ -1369,7 +1371,7 @@ dup:
return ret;
}
-/* Change all symbols so that sh_value encodes the pointer directly. */
+/* Change all symbols so that st_value encodes the pointer directly. */
static int simplify_symbols(Elf_Shdr *sechdrs,
unsigned int symindex,
const char *strtab,
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