From 34a407de9661ff8e938d152445b750becb247f7c Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Sat, 20 Feb 2010 13:43:09 -0800 Subject: [PATCH] sparc: Fix 32-bit makecontext arg passing. test-makecontext3 fails because we fill in the argument stack slots past the 5th using the wrong index. --- ChangeLog | 4 ++++ sysdeps/unix/sysv/linux/sparc/sparc32/makecontext.c | 2 +- 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/ChangeLog b/ChangeLog index 8b91c5f..ac36832 100644 --- a/ChangeLog +++ b/ChangeLog @@ -6,6 +6,10 @@ * sysdeps/sparc/sparc64/memchr.S: Use unsigned branch on greater to test end of buffer. + * sysdeps/unix/sysv/linux/sparc/sparc32/makecontext.c + (__makecontext): Adjust arg counter properly when copying arg + stack slots. + 2009-02-20 Joseph Myers * sysdeps/sparc/sparc64/dl-machine.h (elf_machine_runtime_setup): diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/makecontext.c b/sysdeps/unix/sysv/linux/sparc/sparc32/makecontext.c index 9b48dad..bcf63db 100644 --- a/sysdeps/unix/sysv/linux/sparc/sparc32/makecontext.c +++ b/sysdeps/unix/sysv/linux/sparc/sparc32/makecontext.c @@ -77,7 +77,7 @@ __makecontext (ucontext_t *ucp, void (*func) (void), int argc, ...) if (i < 6) ucp->uc_mcontext.gregs[REG_O0 + i] = arg; else - sp[i + 23] = arg; + sp[i + 23 - 6] = arg; } va_end (ap); -- 2.7.4