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author | attilio <attilio@FreeBSD.org> | 2010-11-19 19:43:56 +0000 |
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committer | attilio <attilio@FreeBSD.org> | 2010-11-19 19:43:56 +0000 |
commit | 4902b4f43a670eb338c672582e233d12c19937c9 (patch) | |
tree | 0bc4a6c3e9b449e8a1c63aa58ae54726b4b4ba02 /sys/kern/kern_module.c | |
parent | a38574dd9cbdab512c286f7ffc4d7bb0f2d18d70 (diff) | |
download | FreeBSD-src-4902b4f43a670eb338c672582e233d12c19937c9.zip FreeBSD-src-4902b4f43a670eb338c672582e233d12c19937c9.tar.gz |
Scan the list in reverse order for the shutdown handlers of loaded modules.
This way, when there is a dependency between two modules, the handler of the
latter probed runs first.
This is a similar approach as the modules are unloaded in the same
linkerfile.
Sponsored by: Sandvine Incorporated
Submitted by: Nima Misaghian <nmisaghian at sandvine dot com>
MFC after: 1 week
Diffstat (limited to 'sys/kern/kern_module.c')
-rw-r--r-- | sys/kern/kern_module.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/kern/kern_module.c b/sys/kern/kern_module.c index 1869867..11fa909 100644 --- a/sys/kern/kern_module.c +++ b/sys/kern/kern_module.c @@ -46,7 +46,7 @@ __FBSDID("$FreeBSD$"); static MALLOC_DEFINE(M_MODULE, "module", "module data structures"); -typedef TAILQ_HEAD(, module) modulelist_t; +typedef TAILQ_HEAD(modulelst, module) modulelist_t; struct module { TAILQ_ENTRY(module) link; /* chain together all modules */ TAILQ_ENTRY(module) flink; /* all modules in a file */ @@ -101,7 +101,7 @@ module_shutdown(void *arg1, int arg2) return; mtx_lock(&Giant); MOD_SLOCK; - TAILQ_FOREACH(mod, &modules, link) + TAILQ_FOREACH_REVERSE(mod, &modules, modulelst, link) MOD_EVENT(mod, MOD_SHUTDOWN); MOD_SUNLOCK; mtx_unlock(&Giant); |