patches/strace/4.5.15/120-fix-arm-bad-syscall.patch
author Esben Haabendal <esben.haabendal@prevas.dk>
Wed Sep 26 09:09:23 2012 +0200 (2012-09-26)
changeset 3065 603ccf80c48b
parent 746 b150d6f590fc
permissions -rw-r--r--
kernel/linux: change m68k/no-mmu linux arch tuple to use -uclinux

GCC requires m68k arch tuples to be *-*-uclinux-* to support Linux on
no-mmu m68k (ColdFire) cpus.

Blackfin arch tuple must be *-*-linux-uclibc for FD_PIC_ELF toolchains,
so we cannot just switch to uclinux for no-mmu Linux toolchains.

Signed-off-by: "Esben Haabendal" <esben@haabendal.dk>
Message-Id: <876271s1ee.fsf@arh128.prevas.dk>
PatchWork-Id: 186976
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diff -dur strace-4.5.15.orig/syscall.c strace-4.5.15/syscall.c
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--- strace-4.5.15.orig/syscall.c	2006-12-21 23:13:33.000000000 +0100
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+++ strace-4.5.15/syscall.c	2007-07-14 19:21:44.000000000 +0200
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@@ -1045,6 +1045,15 @@
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 		/*
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 		 * Note: we only deal with only 32-bit CPUs here.
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 		 */
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+
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+		if (!(tcp->flags & TCB_INSYSCALL) &&
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+		    (tcp->flags & TCB_WAITEXECVE)) {
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+			/* caught a fake syscall from the execve's exit */
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+			tcp->flags &= ~TCB_WAITEXECVE;
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+			return 0;
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+		}
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+ 
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+
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 		if (regs.ARM_cpsr & 0x20) {
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 			/*
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 			 * Get the Thumb-mode system call number