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authorJames Bottomley <jejb@mulgrave.il.steeleye.com>2007-05-30 23:57:05 -0500
committerJames Bottomley <jejb@mulgrave.il.steeleye.com>2007-05-30 23:57:05 -0500
commit5bc65793cbf8da0d35f19ef025dda22887e79e80 (patch)
tree8291998abd73055de6f487fafa174ee2a5d3afee /arch/alpha/lib
parent6edae708bf77e012d855a7e2c7766f211d234f4f (diff)
parent3f0a6766e0cc5a577805732e5adb50a585c58175 (diff)
downloadop-kernel-dev-5bc65793cbf8da0d35f19ef025dda22887e79e80.zip
op-kernel-dev-5bc65793cbf8da0d35f19ef025dda22887e79e80.tar.gz
[SCSI] Merge up to linux-2.6 head
Conflicts: drivers/scsi/jazz_esp.c Same changes made by both SCSI and SPARC trees: problem with UTF-8 conversion in the copyright. Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'arch/alpha/lib')
-rw-r--r--arch/alpha/lib/Makefile3
-rw-r--r--arch/alpha/lib/fls.c38
2 files changed, 40 insertions, 1 deletions
diff --git a/arch/alpha/lib/Makefile b/arch/alpha/lib/Makefile
index ea098f3..266f78e 100644
--- a/arch/alpha/lib/Makefile
+++ b/arch/alpha/lib/Makefile
@@ -37,7 +37,8 @@ lib-y = __divqu.o __remqu.o __divlu.o __remlu.o \
$(ev6-y)clear_page.o \
$(ev6-y)copy_page.o \
fpreg.o \
- callback_srm.o srm_puts.o srm_printk.o
+ callback_srm.o srm_puts.o srm_printk.o \
+ fls.o
lib-$(CONFIG_SMP) += dec_and_lock.o
diff --git a/arch/alpha/lib/fls.c b/arch/alpha/lib/fls.c
new file mode 100644
index 0000000..7ad84ea
--- /dev/null
+++ b/arch/alpha/lib/fls.c
@@ -0,0 +1,38 @@
+/*
+ * arch/alpha/lib/fls.c
+ */
+
+#include <linux/module.h>
+#include <asm/bitops.h>
+
+/* This is fls(x)-1, except zero is held to zero. This allows most
+ efficent input into extbl, plus it allows easy handling of fls(0)=0. */
+
+const unsigned char __flsm1_tab[256] =
+{
+ 0,
+ 0,
+ 1, 1,
+ 2, 2, 2, 2,
+ 3, 3, 3, 3, 3, 3, 3, 3,
+ 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
+
+ 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
+ 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
+
+ 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
+ 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
+ 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
+ 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
+
+ 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
+ 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
+ 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
+ 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
+ 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
+ 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
+ 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
+ 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
+};
+
+EXPORT_SYMBOL(__flsm1_tab);
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