From 508f92275624fc755104b17945bdc822936f1918 Mon Sep 17 00:00:00 2001 From: "J. Bruce Fields" Date: Mon, 30 Jan 2012 16:21:11 -0500 Subject: [PATCH] nfsd: fix default iosize calculation on 32bit The rpc buffers will be allocated out of low memory, so we should really only be taking that into account. Signed-off-by: J. Bruce Fields --- fs/nfsd/nfssvc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c index e9eb408..aacf1f4 100644 --- a/fs/nfsd/nfssvc.c +++ b/fs/nfsd/nfssvc.c @@ -314,7 +314,7 @@ static int nfsd_get_default_max_blksize(void) unsigned long ret; si_meminfo(&i); - target = i.totalram << PAGE_SHIFT; + target = (i.totalram - i.totalhigh) << PAGE_SHIFT; /* * Aim for 1/4096 of memory per thread This gives 1MB on 4Gig * machines, but only uses 32K on 128M machines. Bottom out at -- 2.7.4