patches/strace/4.5.19/110-fix-arm-bad-syscall.patch
author Jang, Bongseo <graycells@gmail.com>
Sun Sep 23 11:59:28 2012 +0900 (2012-09-23)
changeset 3060 f46a1d105896
permissions -rw-r--r--
kernel/linux: symlink custom kernel source dir with '-f'

build fails to symlink to custom kernel dir when the build is not the first time
because of 'ln -s' without '-f' option.

Signed-off-by: "Jang, Bongseo" <graycells@gmail.com>
Message-ID: <543e2981f2b723ecd850.1348370892@localhost.localdomain>
PatchWork-ID: 186178
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diff -durN strace-4.5.19.orig/syscall.c strace-4.5.19/syscall.c
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--- strace-4.5.19.orig/syscall.c	2009-10-12 21:54:21.000000000 +0200
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+++ strace-4.5.19/syscall.c	2009-10-28 18:47:18.000000000 +0100
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@@ -1022,6 +1022,15 @@
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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