xtensa: define __fls
authorRusty Russell <rusty@rustcorp.com.au>
Sat, 3 Jan 2009 05:51:08 +0000 (16:21 +1030)
committerRusty Russell <rusty@rustcorp.com.au>
Sat, 3 Jan 2009 05:51:08 +0000 (16:21 +1030)
Like fls, but can't be handed 0 and returns the bit number.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

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