[uml-devel] Subject: [PATCH 30/91] um: kill includes of sysdep/sigcontext.h from stuff built with kernel headers

[Al Viro <viro@ftp.linux.org.uk>]

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
 arch/um/kernel/signal.c                       |    1 -
 arch/um/kernel/trap.c                         |    1 -
 arch/um/sys-x86/shared/sysdep/faultinfo_32.h  |    6 ++++++
 arch/um/sys-x86/shared/sysdep/faultinfo_64.h  |    6 ++++++
 arch/um/sys-x86/shared/sysdep/ptrace_32.h     |    1 +
 arch/um/sys-x86/shared/sysdep/ptrace_64.h     |    5 +----
 arch/um/sys-x86/shared/sysdep/sigcontext_32.h |    8 --------
 arch/um/sys-x86/shared/sysdep/sigcontext_64.h |    8 --------
 8 files changed, 14 insertions(+), 22 deletions(-)

diff --git a/arch/um/kernel/signal.c b/arch/um/kernel/signal.c
index b5c094c..e8b889d 100644
--- a/arch/um/kernel/signal.c
+++ b/arch/um/kernel/signal.c
@@ -11,7 +11,6 @@
 #include <asm/unistd.h>
 #include "frame_kern.h"
 #include "kern_util.h"
-#include <sysdep/sigcontext.h>
 
 EXPORT_SYMBOL(block_signals);
 EXPORT_SYMBOL(unblock_signals);
diff --git a/arch/um/kernel/trap.c b/arch/um/kernel/trap.c
index 8c7b882..f2a2036 100644
--- a/arch/um/kernel/trap.c
+++ b/arch/um/kernel/trap.c
@@ -14,7 +14,6 @@
 #include "kern_util.h"
 #include "os.h"
 #include "skas.h"
-#include "sysdep/sigcontext.h"
 
 /*
  * Note this is constrained to return 0, -EFAULT, -EACCESS, -ENOMEM by
diff --git a/arch/um/sys-x86/shared/sysdep/faultinfo_32.h b/arch/um/sys-x86/shared/sysdep/faultinfo_32.h
index db437cc..a26086b 100644
--- a/arch/um/sys-x86/shared/sysdep/faultinfo_32.h
+++ b/arch/um/sys-x86/shared/sysdep/faultinfo_32.h
@@ -24,6 +24,12 @@ struct faultinfo {
 #define FAULT_WRITE(fi) ((fi).error_code & 2)
 #define FAULT_ADDRESS(fi) ((fi).cr2)
 
+/* This is Page Fault */
+#define SEGV_IS_FIXABLE(fi)	((fi)->trap_no == 14)
+
+/* SKAS3 has no trap_no on i386, but get_skas_faultinfo() sets it to 0. */
+#define SEGV_MAYBE_FIXABLE(fi)	((fi)->trap_no == 0 && ptrace_faultinfo)
+
 #define PTRACE_FULL_FAULTINFO 0
 
 #endif
diff --git a/arch/um/sys-x86/shared/sysdep/faultinfo_64.h b/arch/um/sys-x86/shared/sysdep/faultinfo_64.h
index cb917b0..f811cbe 100644
--- a/arch/um/sys-x86/shared/sysdep/faultinfo_64.h
+++ b/arch/um/sys-x86/shared/sysdep/faultinfo_64.h
@@ -24,6 +24,12 @@ struct faultinfo {
 #define FAULT_WRITE(fi) ((fi).error_code & 2)
 #define FAULT_ADDRESS(fi) ((fi).cr2)
 
+/* This is Page Fault */
+#define SEGV_IS_FIXABLE(fi)	((fi)->trap_no == 14)
+
+/* No broken SKAS API, which doesn't pass trap_no, here. */
+#define SEGV_MAYBE_FIXABLE(fi)	0
+
 #define PTRACE_FULL_FAULTINFO 1
 
 #endif
diff --git a/arch/um/sys-x86/shared/sysdep/ptrace_32.h b/arch/um/sys-x86/shared/sysdep/ptrace_32.h
index 8e721ed8..487aaae 100644
--- a/arch/um/sys-x86/shared/sysdep/ptrace_32.h
+++ b/arch/um/sys-x86/shared/sysdep/ptrace_32.h
@@ -43,6 +43,7 @@ extern int sysemu_supported;
 
 #define REGS_SET_SYSCALL_RETURN(r, res) REGS_EAX(r) = (res)
 
+#define IP_RESTART_SYSCALL(ip) ((ip) -= 2)
 #define REGS_RESTART_SYSCALL(r) IP_RESTART_SYSCALL(REGS_IP(r))
 
 #ifndef PTRACE_SYSEMU_SINGLESTEP
diff --git a/arch/um/sys-x86/shared/sysdep/ptrace_64.h b/arch/um/sys-x86/shared/sysdep/ptrace_64.h
index 2d4b223..787d834 100644
--- a/arch/um/sys-x86/shared/sysdep/ptrace_64.h
+++ b/arch/um/sys-x86/shared/sysdep/ptrace_64.h
@@ -69,10 +69,9 @@
 
 #define REGS_SET_SYSCALL_RETURN(r, res) REGS_RAX(r) = (res)
 
+#define IP_RESTART_SYSCALL(ip) ((ip) -= 2)
 #define REGS_RESTART_SYSCALL(r) IP_RESTART_SYSCALL(REGS_IP(r))
 
-#define REGS_SEGV_IS_FIXABLE(r) SEGV_IS_FIXABLE((r)->trap_type)
-
 #define REGS_FAULT_ADDR(r) ((r)->fault_addr)
 
 #define REGS_FAULT_WRITE(r) FAULT_WRITE((r)->fault_type)
@@ -151,8 +150,6 @@ struct syscall_args {
 
 #define UPT_RESTART_SYSCALL(r) REGS_RESTART_SYSCALL((r)->gp)
 
-#define UPT_SEGV_IS_FIXABLE(r) REGS_SEGV_IS_FIXABLE(&r->skas)
-
 #define UPT_FAULTINFO(r) (&(r)->faultinfo)
 
 static inline void arch_init_registers(int pid)
diff --git a/arch/um/sys-x86/shared/sysdep/sigcontext_32.h b/arch/um/sys-x86/shared/sysdep/sigcontext_32.h
index 3827864..aebc2dd 100644
--- a/arch/um/sys-x86/shared/sysdep/sigcontext_32.h
+++ b/arch/um/sys-x86/shared/sysdep/sigcontext_32.h
@@ -8,8 +8,6 @@
 
 #include <generated/user_constants.h>
 
-#define IP_RESTART_SYSCALL(ip) ((ip) -= 2)
-
 #define SC_OFFSET(sc, field) \
 	*((unsigned long *) &(((char *) (sc))[HOST_##field]))
 
@@ -24,10 +22,4 @@
 		(fi).trap_no = SC_TRAPNO(sc); \
 	}
 
-/* This is Page Fault */
-#define SEGV_IS_FIXABLE(fi)	((fi)->trap_no == 14)
-
-/* SKAS3 has no trap_no on i386, but get_skas_faultinfo() sets it to 0. */
-#define SEGV_MAYBE_FIXABLE(fi)	((fi)->trap_no == 0 && ptrace_faultinfo)
-
 #endif
diff --git a/arch/um/sys-x86/shared/sysdep/sigcontext_64.h b/arch/um/sys-x86/shared/sysdep/sigcontext_64.h
index 9fb5277..60d89a2 100644
--- a/arch/um/sys-x86/shared/sysdep/sigcontext_64.h
+++ b/arch/um/sys-x86/shared/sysdep/sigcontext_64.h
@@ -15,8 +15,6 @@
 #define SC_ERR(sc) SC_OFFSET(sc, SC_ERR)
 #define SC_TRAPNO(sc) SC_OFFSET(sc, SC_TRAPNO)
 
-#define IP_RESTART_SYSCALL(ip) ((ip) -= 2)
-
 #define GET_FAULTINFO_FROM_SC(fi, sc) \
 	{ \
 		(fi).cr2 = SC_CR2(sc); \
@@ -24,10 +22,4 @@
 		(fi).trap_no = SC_TRAPNO(sc); \
 	}
 
-/* This is Page Fault */
-#define SEGV_IS_FIXABLE(fi)	((fi)->trap_no == 14)
-
-/* No broken SKAS API, which doesn't pass trap_no, here. */
-#define SEGV_MAYBE_FIXABLE(fi)	0
-
 #endif
-- 
1.7.2.5



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