Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 4.19 003/234] drivers/char/random.c: remove unused stuct poolinfo::poolbits | Date | Thu, 23 Jun 2022 18:41:10 +0200 |
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From: Rasmus Villemoes <linux@rasmusvillemoes.dk>
commit 3bd0b5bf7dc3ea02070fcbcd682ecf628269e8ef upstream.
This field is never used, might as well remove it.
Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk> Signed-off-by: Theodore Ts'o <tytso@mit.edu> Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/char/random.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
--- a/drivers/char/random.c +++ b/drivers/char/random.c @@ -295,7 +295,7 @@ * To allow fractional bits to be tracked, the entropy_count field is * denominated in units of 1/8th bits. * - * 2*(ENTROPY_SHIFT + log2(poolbits)) must <= 31, or the multiply in + * 2*(ENTROPY_SHIFT + poolbitshift) must <= 31, or the multiply in * credit_entropy_bits() needs to be 64 bits wide. */ #define ENTROPY_SHIFT 3 @@ -360,8 +360,8 @@ static int random_write_wakeup_bits = 28 * irreducible, which we have made here. */ static const struct poolinfo { - int poolbitshift, poolwords, poolbytes, poolbits, poolfracbits; -#define S(x) ilog2(x)+5, (x), (x)*4, (x)*32, (x) << (ENTROPY_SHIFT+5) + int poolbitshift, poolwords, poolbytes, poolfracbits; +#define S(x) ilog2(x)+5, (x), (x)*4, (x) << (ENTROPY_SHIFT+5) int tap1, tap2, tap3, tap4, tap5; } poolinfo_table[] = { /* was: x^128 + x^103 + x^76 + x^51 +x^25 + x + 1 */
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