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authorJeff Dike <jdike@addtoit.com>2006-02-07 12:58:43 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-02-07 16:12:32 -0800
commite2216feb37f1df65a29fb1e5ed41d9f7ba657b2c (patch)
tree445da277a6f0202c6de853474f846467bf2dd7b7 /arch/um/os-Linux/sys-i386
parent43b00fdbb13bfc1b2f4a8e5b65315db6d9c479a3 (diff)
[PATCH] uml: initialize process FP registers properly
We weren't making sure that we initialized the FP registers of new processes to sane values. This patch also moves some defines in the affected area closer to where they are used. Signed-off-by: Jeff Dike <jdike@addtoit.com> Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/um/os-Linux/sys-i386')
-rw-r--r--arch/um/os-Linux/sys-i386/registers.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/um/os-Linux/sys-i386/registers.c b/arch/um/os-Linux/sys-i386/registers.c
index aee4812333c6..7a6f6b99ceff 100644
--- a/arch/um/os-Linux/sys-i386/registers.c
+++ b/arch/um/os-Linux/sys-i386/registers.c
@@ -122,9 +122,12 @@ void init_registers(int pid)
err);
}
-void get_safe_registers(unsigned long *regs)
+void get_safe_registers(unsigned long *regs, unsigned long *fp_regs)
{
memcpy(regs, exec_regs, HOST_FRAME_SIZE * sizeof(unsigned long));
+ if(fp_regs != NULL)
+ memcpy(fp_regs, exec_fp_regs,
+ HOST_FP_SIZE * sizeof(unsigned long));
}
void get_thread_regs(union uml_pt_regs *uml_regs, void *buffer)