From 6216ff18839bf302805f67c93e8bc344387c513b Mon Sep 17 00:00:00 2001 From: Vlad Apostolov Date: Thu, 28 Sep 2006 11:06:10 +1000 Subject: [PATCH] [XFS] pv 956240, author: nathans, rv: vapo - Minor fixes in kmem_zalloc_greedy() SGI-PV: 956240 SGI-Modid: xfs-linux-melb:xfs-kern:26983a Signed-off-by: Vlad Apostolov Signed-off-by: Tim Shimmin --- fs/xfs/linux-2.6/kmem.c | 17 +++++++++++------ 1 file changed, 11 insertions(+), 6 deletions(-) diff --git a/fs/xfs/linux-2.6/kmem.c b/fs/xfs/linux-2.6/kmem.c index 80b9340488e5..d59737589815 100644 --- a/fs/xfs/linux-2.6/kmem.c +++ b/fs/xfs/linux-2.6/kmem.c @@ -72,15 +72,20 @@ void * kmem_zalloc_greedy(size_t *size, size_t minsize, size_t maxsize, unsigned int __nocast flags) { - void *ptr; + void *ptr; + size_t kmsize = maxsize; + unsigned int kmflags = (flags & ~KM_SLEEP) | KM_NOSLEEP; - while (!(ptr = kmem_zalloc(maxsize, flags))) { - if ((maxsize >>= 1) <= minsize) { - maxsize = minsize; - flags = KM_SLEEP; + while (!(ptr = kmem_zalloc(kmsize, kmflags))) { + if ((kmsize <= minsize) && (flags & KM_NOSLEEP)) + break; + if ((kmsize >>= 1) <= minsize) { + kmsize = minsize; + kmflags = flags; } } - *size = maxsize; + if (ptr) + *size = kmsize; return ptr; }