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authorIngo Molnar <mingo@kernel.org>2012-03-30 10:47:19 +0400
committerIngo Molnar <mingo@kernel.org>2012-03-30 10:50:06 +0400
commit186e54cbe1145f4d11e32fe10e7e20a11f1b27dd (patch)
tree9b6cf3667a3ea90e0cec0ea7119688ba76c55a71 /include/linux/bitops.h
parent99dd5497e5be4fe4194cad181d45fd6569a930db (diff)
parent4bde23f8751f388867766b0a62ed1ef8b7e01561 (diff)
downloadlinux-186e54cbe1145f4d11e32fe10e7e20a11f1b27dd.tar.xz
Merge branch 'linus' into x86/urgent
Merge reason: Needed for include file dependencies. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/bitops.h')
-rw-r--r--include/linux/bitops.h13
1 files changed, 12 insertions, 1 deletions
diff --git a/include/linux/bitops.h b/include/linux/bitops.h
index 94300fe46cce..a3b6b82108b9 100644
--- a/include/linux/bitops.h
+++ b/include/linux/bitops.h
@@ -27,11 +27,22 @@ extern unsigned long __sw_hweight64(__u64 w);
(bit) = find_next_bit((addr), (size), (bit) + 1))
/* same as for_each_set_bit() but use bit as value to start with */
-#define for_each_set_bit_cont(bit, addr, size) \
+#define for_each_set_bit_from(bit, addr, size) \
for ((bit) = find_next_bit((addr), (size), (bit)); \
(bit) < (size); \
(bit) = find_next_bit((addr), (size), (bit) + 1))
+#define for_each_clear_bit(bit, addr, size) \
+ for ((bit) = find_first_zero_bit((addr), (size)); \
+ (bit) < (size); \
+ (bit) = find_next_zero_bit((addr), (size), (bit) + 1))
+
+/* same as for_each_clear_bit() but use bit as value to start with */
+#define for_each_clear_bit_from(bit, addr, size) \
+ for ((bit) = find_next_zero_bit((addr), (size), (bit)); \
+ (bit) < (size); \
+ (bit) = find_next_zero_bit((addr), (size), (bit) + 1))
+
static __inline__ int get_bitmask_order(unsigned int count)
{
int order;