The patch titled
um: remove dead code about os_usr1_signal() and os_usr1_process()
has been removed from the -mm tree. Its filename was
uml-remove-dead-code-about-os_usr1_signal-and-os_usr1_process.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: um: remove dead code about os_usr1_signal() and os_usr1_process()
From: Paolo 'Blaisorblade' Giarrusso <blaisorblade@xxxxxxxx>
os_usr1_signal() is totally unused, os_usr1_process() is used only by TT mode.
Signed-off-by: Paolo 'Blaisorblade' Giarrusso <blaisorblade@xxxxxxxx>
Acked-by: Jeff Dike <jdike@xxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/um/include/os.h | 3 ++-
arch/um/os-Linux/process.c | 3 +++
arch/um/os-Linux/signal.c | 5 -----
3 files changed, 5 insertions(+), 6 deletions(-)
diff -puN arch/um/include/os.h~uml-remove-dead-code-about-os_usr1_signal-and-os_usr1_process arch/um/include/os.h
--- a/arch/um/include/os.h~uml-remove-dead-code-about-os_usr1_signal-and-os_usr1_process
+++ a/arch/um/include/os.h
@@ -192,7 +192,9 @@ extern int os_process_parent(int pid);
extern void os_stop_process(int pid);
extern void os_kill_process(int pid, int reap_child);
extern void os_kill_ptraced_process(int pid, int reap_child);
+#ifdef UML_CONFIG_MODE_TT
extern void os_usr1_process(int pid);
+#endif
extern long os_ptrace_ldt(long pid, long addr, long data);
extern int os_getpid(void);
@@ -261,7 +263,6 @@ extern void block_signals(void);
extern void unblock_signals(void);
extern int get_signals(void);
extern int set_signals(int enable);
-extern void os_usr1_signal(int on);
/* trap.c */
extern void os_fill_handlinfo(struct kern_handlers h);
diff -puN arch/um/os-Linux/process.c~uml-remove-dead-code-about-os_usr1_signal-and-os_usr1_process arch/um/os-Linux/process.c
--- a/arch/um/os-Linux/process.c~uml-remove-dead-code-about-os_usr1_signal-and-os_usr1_process
+++ a/arch/um/os-Linux/process.c
@@ -21,6 +21,7 @@
#include "longjmp.h"
#include "skas_ptrace.h"
#include "kern_constants.h"
+#include "uml-config.h"
#define ARBITRARY_ADDR -1
#define FAILURE_PID -1
@@ -131,10 +132,12 @@ void os_kill_ptraced_process(int pid, in
CATCH_EINTR(waitpid(pid, NULL, 0));
}
+#ifdef UML_CONFIG_MODE_TT
void os_usr1_process(int pid)
{
kill(pid, SIGUSR1);
}
+#endif
/* Don't use the glibc version, which caches the result in TLS. It misses some
* syscalls, and also breaks with clone(), which does not unshare the TLS.
diff -puN arch/um/os-Linux/signal.c~uml-remove-dead-code-about-os_usr1_signal-and-os_usr1_process arch/um/os-Linux/signal.c
--- a/arch/um/os-Linux/signal.c~uml-remove-dead-code-about-os_usr1_signal-and-os_usr1_process
+++ a/arch/um/os-Linux/signal.c
@@ -243,8 +243,3 @@ int set_signals(int enable)
return ret;
}
-
-void os_usr1_signal(int on)
-{
- change_sig(SIGUSR1, on);
-}
_
Patches currently in -mm which might be from blaisorblade@xxxxxxxx are
origin.patch
uml-delete-unused-code.patch
uml-formatting-fixes.patch
uml-host_info-tidying.patch
uml-mark-tt-mode-code-for-future-removal.patch
uml-print-coredump-limits.patch
uml-handle-block-device-hotplug-errors.patch
uml-driver-formatting-fixes.patch
uml-driver-formatting-fixes-fix.patch
uml-network-interface-hotplug-error-handling.patch
remove-unused-header-file-arch-um-kernel-tt-include-mode_kern-tth.patch
uml-fix-prototypes.patch
git-gccbug.patch
-
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