e00d349e77
Move the signal return code into the vector page instead of placing it on the user mode stack, which will allow us to avoid flushing the instruction cache on signals, as well as eventually allowing non-exec stack. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
13 lines
359 B
C
13 lines
359 B
C
/*
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* linux/arch/arm/kernel/signal.h
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*
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* Copyright (C) 2005 Russell King.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#define KERN_SIGRETURN_CODE 0xffff0500
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extern const unsigned long sigreturn_codes[4];
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