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authorRusty Russell <rusty@rustcorp.com.au>2015-01-22 00:43:14 (GMT)
committerRusty Russell <rusty@rustcorp.com.au>2015-01-22 00:45:54 (GMT)
commitd5db139ab3764640e0882a1746e7b9fdee33fd87 (patch)
tree62f806a29a43c749c84354fbef3bdaa21dc3ce6f /include
parentc749637909eea5d4090c6f50b89c2c20b534a280 (diff)
module: make module_refcount() a signed integer.
James Bottomley points out that it will be -1 during unload. It's only used for diagnostics, so let's not hide that as it could be a clue as to what's gone wrong. Cc: Jason Wessel <jason.wessel@windriver.com> Acked-and-documention-added-by: James Bottomley <James.Bottomley@HansenPartnership.com> Reviewed-by: Masami Hiramatsu <maasami.hiramatsu.pt@hitachi.com> Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'include')
-rw-r--r--include/linux/module.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/module.h b/include/linux/module.h
index ebfb0e1..b653d7c 100644
--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -444,7 +444,7 @@ extern void __module_put_and_exit(struct module *mod, long code)
#define module_put_and_exit(code) __module_put_and_exit(THIS_MODULE, code)
#ifdef CONFIG_MODULE_UNLOAD
-unsigned long module_refcount(struct module *mod);
+int module_refcount(struct module *mod);
void __symbol_put(const char *symbol);
#define symbol_put(x) __symbol_put(VMLINUX_SYMBOL_STR(x))
void symbol_put_addr(void *addr);

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