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authorChris Wilson <chris@chris-wilson.co.uk>2010-09-21 11:19:32 +0100
committerChris Wilson <chris@chris-wilson.co.uk>2010-09-21 11:19:32 +0100
commite9e5f8e8d373e72f5c39dafde1ce110fc7082118 (patch)
tree2991e33571a59cc2488daef36dcfeab7bddb9d7f /arch/tile/include/asm/sigcontext.h
parentf899fc64cda8569d0529452aafc0da31c042df2e (diff)
parentdb8c076b9206ea35b1f7299708d5510b17674db2 (diff)
Merge branch 'drm-intel-fixes' into HEAD
Conflicts: drivers/char/agp/intel-agp.c drivers/gpu/drm/i915/intel_crt.c
Diffstat (limited to 'arch/tile/include/asm/sigcontext.h')
-rw-r--r--arch/tile/include/asm/sigcontext.h18
1 files changed, 13 insertions, 5 deletions
diff --git a/arch/tile/include/asm/sigcontext.h b/arch/tile/include/asm/sigcontext.h
index 7cd7672e3ad4..5e2d03336f53 100644
--- a/arch/tile/include/asm/sigcontext.h
+++ b/arch/tile/include/asm/sigcontext.h
@@ -15,13 +15,21 @@
#ifndef _ASM_TILE_SIGCONTEXT_H
#define _ASM_TILE_SIGCONTEXT_H
-/* NOTE: we can't include <linux/ptrace.h> due to #include dependencies. */
-#include <asm/ptrace.h>
-
-/* Must track <sys/ucontext.h> */
+#include <arch/abi.h>
+/*
+ * struct sigcontext has the same shape as struct pt_regs,
+ * but is simplified since we know the fault is from userspace.
+ */
struct sigcontext {
- struct pt_regs regs;
+ uint_reg_t gregs[53]; /* General-purpose registers. */
+ uint_reg_t tp; /* Aliases gregs[TREG_TP]. */
+ uint_reg_t sp; /* Aliases gregs[TREG_SP]. */
+ uint_reg_t lr; /* Aliases gregs[TREG_LR]. */
+ uint_reg_t pc; /* Program counter. */
+ uint_reg_t ics; /* In Interrupt Critical Section? */
+ uint_reg_t faultnum; /* Fault number. */
+ uint_reg_t pad[5];
};
#endif /* _ASM_TILE_SIGCONTEXT_H */