[uml-devel] [PATCH 2/6] UML - Use 64-bits for block size on x86_64
From: Jeff Dike <hidden>
Date: 2007-08-18 00:44:23
Also in:
lkml
The BLKGETSIZE ioctl expects a pointer to a long, os_file_size was providing an int. Therefore, ubd access to host block devices caused a segmentation fault on 64 bits systems. Signed-off-by: Nicolas George <redacted> Signed-off-by: Jeff Dike <redacted> -- arch/um/os-Linux/file.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) Index: linux-2.6.22/arch/um/os-Linux/file.c ===================================================================
--- linux-2.6.22.orig/arch/um/os-Linux/file.c 2007-08-17 13:36:35.000000000 -0400
+++ linux-2.6.22/arch/um/os-Linux/file.c 2007-08-17 13:37:55.000000000 -0400@@ -296,7 +296,8 @@ int os_file_size(char *file, unsigned lo } if(S_ISBLK(buf.ust_mode)){ - int fd, blocks; + int fd; + long blocks; fd = os_open_file(file, of_read(OPENFLAGS()), 0); if(fd < 0){ -------------------------------------------------------------------------
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