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| author | Richard Braun <rbraun@sceen.net> | 2017-09-01 23:58:41 +0200 |
|---|---|---|
| committer | Richard Braun <rbraun@sceen.net> | 2017-09-02 15:25:37 +0200 |
| commit | d18d0e85596f90e0bd597b33d58209d0b3973c95 (patch) | |
| tree | 6c3472f59cf64244ab86d2fc13b220b1c8f61165 /vm/vm_page.h | |
| parent | 897ad6a062ea2a32a2759613608faf3271211832 (diff) | |
Make assert have no side effects
This makes sure symbols referenced by assert uses may not be generated
if unused. The recently introduced __unused macro is used to suppress
compiler warnings resulting from this change.
Diffstat (limited to 'vm/vm_page.h')
| -rw-r--r-- | vm/vm_page.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/vm/vm_page.h b/vm/vm_page.h index 70a0091a..e9ca321c 100644 --- a/vm/vm_page.h +++ b/vm/vm_page.h @@ -240,7 +240,7 @@ vm_page_referenced(const struct vm_page *page) static inline void vm_page_ref(struct vm_page *page) { - unsigned int nr_refs; + __unused unsigned int nr_refs; nr_refs = atomic_fetch_add(&page->nr_refs, 1, ATOMIC_RELAXED); assert(nr_refs != (unsigned int)-1); |