From: Pekka Enberg <penberg@cs.helsinki.fi>
Date: Sat, 27 Mar 2010 08:15:18 +0000 (+0200)
Subject: kvm: Read the whole bzImage to memory
X-Git-Tag: next-20110824~3^2~528^2~234
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=66362dd573ef82d2c54a82371c89ed75633f52e8;p=karo-tx-linux.git

kvm: Read the whole bzImage to memory

We need to read the whole bzImage to memory; otherwise we miss some of the
setup code.

Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
---

diff --git a/tools/kvm/kvm.c b/tools/kvm/kvm.c
index 079df0ede9cc..b5a20b68b42f 100644
--- a/tools/kvm/kvm.c
+++ b/tools/kvm/kvm.c
@@ -212,6 +212,9 @@ static bool load_bzimage(struct kvm *kvm, int fd)
         if (memcmp(&boot.hdr.header, BZIMAGE_MAGIC, strlen(BZIMAGE_MAGIC)) != 0)
 		return false;
 
+	if (lseek(fd, 0, SEEK_SET) < 0)
+		die_perror("lseek");
+
 	setup_sects = boot.hdr.setup_sects + 1;
 	if (setup_sects == 0)
 		setup_sects	 = BZ_DEFAULT_SETUP_SECTS;