From 6624712f2c1e3ff5d6fa48ab5538ccaf90c70dfe Mon Sep 17 00:00:00 2001 From: Seth Jennings Date: Tue, 4 Oct 2011 08:21:32 -0500 Subject: [PATCH] --- yaml --- r: 268786 b: refs/heads/master c: 3d65c85f9187d311dbf1bf9e7fc2f5091a770853 h: refs/heads/master v: v3 --- [refs] | 2 +- trunk/drivers/staging/zcache/zcache-main.c | 4 +++- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/[refs] b/[refs] index 4dec401f4b22..c3403458318e 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: fc2d6e573be68ac7b5a0730981fe9444ea2e2eaf +refs/heads/master: 3d65c85f9187d311dbf1bf9e7fc2f5091a770853 diff --git a/trunk/drivers/staging/zcache/zcache-main.c b/trunk/drivers/staging/zcache/zcache-main.c index dae2f4ee06a6..22b0a7506496 100644 --- a/trunk/drivers/staging/zcache/zcache-main.c +++ b/trunk/drivers/staging/zcache/zcache-main.c @@ -1804,8 +1804,10 @@ static int zcache_frontswap_poolid = -1; /* * Swizzling increases objects per swaptype, increasing tmem concurrency * for heavy swaploads. Later, larger nr_cpus -> larger SWIZ_BITS + * Setting SWIZ_BITS to 27 basically reconstructs the swap entry from + * frontswap_get_page() */ -#define SWIZ_BITS 4 +#define SWIZ_BITS 27 #define SWIZ_MASK ((1 << SWIZ_BITS) - 1) #define _oswiz(_type, _ind) ((_type << SWIZ_BITS) | (_ind & SWIZ_MASK)) #define iswiz(_ind) (_ind >> SWIZ_BITS)