Commit:     5d36aa9bbed32507b21e345f9d065868af5f5991
Parent:     a1287476e86568374ed6aadbb4123d9eff6f7b09
Author:     David Mosberger-Tang <[EMAIL PROTECTED]>
AuthorDate: Thu Aug 9 16:54:27 2007 -0600
Committer:  Tony Luck <[EMAIL PROTECTED]>
CommitDate: Mon Aug 13 13:26:02 2007 -0700

    [IA64] make unwinder stop at last frame of the bootloader
    Add a dummy nop at the end of _start() to maintain the invariant that
    the return-pointer (rp) always point to the calling function.  This
    makes unwinding stop at the last frame, as it should.
    Signed-off-by: David Mosberger-Tang <[EMAIL PROTECTED]>
    Signed-off-by: Tony Luck <[EMAIL PROTECTED]>
 arch/ia64/hp/sim/boot/boot_head.S |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/arch/ia64/hp/sim/boot/boot_head.S 
index a9bd71a..8808565 100644
--- a/arch/ia64/hp/sim/boot/boot_head.S
+++ b/arch/ia64/hp/sim/boot/boot_head.S
@@ -26,6 +26,7 @@ GLOBAL_ENTRY(_start)
        movl sp = stack_mem+16384-16
        bsw.1 rp=start_bootloader
+0:     nop 0             /* dummy nop to make unwinding work */
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