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authorMichal Marek <mmarek@suse.cz>2013-02-25 21:50:05 +0100
committerMichal Marek <mmarek@suse.cz>2013-02-25 21:51:57 +0100
commite3900e74f26fc924c8e9e2a922bd40369b0bb517 (patch)
tree6e868575d346032ba9408f350c6e5369e0e52b0d /include/linux/ktime.h
parent62dc989921df2a98d1a73aacd085abe941cb9828 (diff)
parent02f3e53a131c8aa3fe3c954058f1add5beeae621 (diff)
Merge branch 'kbuild/rc-fixes' into kbuild/kconfig
There is one kconfig fix in the rc-fixes branch that I forgot to submit for 3.8, so let's add it to the kconfig branch for 3.9-rc1.
Diffstat (limited to 'include/linux/ktime.h')
-rw-r--r--include/linux/ktime.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/include/linux/ktime.h b/include/linux/ktime.h
index 06177ba10a16..e83512f63df5 100644
--- a/include/linux/ktime.h
+++ b/include/linux/ktime.h
@@ -282,6 +282,25 @@ static inline int ktime_equal(const ktime_t cmp1, const ktime_t cmp2)
return cmp1.tv64 == cmp2.tv64;
}
+/**
+ * ktime_compare - Compares two ktime_t variables for less, greater or equal
+ * @cmp1: comparable1
+ * @cmp2: comparable2
+ *
+ * Returns ...
+ * cmp1 < cmp2: return <0
+ * cmp1 == cmp2: return 0
+ * cmp1 > cmp2: return >0
+ */
+static inline int ktime_compare(const ktime_t cmp1, const ktime_t cmp2)
+{
+ if (cmp1.tv64 < cmp2.tv64)
+ return -1;
+ if (cmp1.tv64 > cmp2.tv64)
+ return 1;
+ return 0;
+}
+
static inline s64 ktime_to_us(const ktime_t kt)
{
struct timeval tv = ktime_to_timeval(kt);