mirror of https://gitee.com/openkylin/qemu.git
bd2a88840e
There are a number of ffs(3) callers that do roughly:
bit = ffs(val);
if (bit) {
do_something(bit - 1);
}
This pattern can be converted to ctz32() like this:
zeroes = ctz32(val);
if (zeroes != 32) {
do_something(zeroes);
}
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 1427124571-28598-6-git-send-email-stefanha@redhat.com
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
|
||
|---|---|---|
| .. | ||
| Makefile.objs | ||
| bitbang_i2c.c | ||
| bitbang_i2c.h | ||
| core.c | ||
| exynos4210_i2c.c | ||
| omap_i2c.c | ||
| pm_smbus.c | ||
| smbus.c | ||
| smbus_eeprom.c | ||
| smbus_ich9.c | ||
| versatile_i2c.c | ||