From: Paolo 'Blaisorblade' Giarrusso Date: Thu, 8 Mar 2007 04:41:10 +0000 (-0800) Subject: [PATCH] um: remove dead code about os_usr1_signal() and os_usr1_process() X-Git-Tag: v2.6.21-rc4~94 X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=9ff1d36cf4b8b7dc4efbc83ac617a63020b1125d;p=linux-2.6-omap-h63xx.git [PATCH] um: remove dead code about os_usr1_signal() and os_usr1_process() os_usr1_signal() is totally unused, os_usr1_process() is used only by TT mode. Signed-off-by: Paolo 'Blaisorblade' Giarrusso Acked-by: Jeff Dike Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- diff --git a/arch/um/include/os.h b/arch/um/include/os.h index 8629bd19149..5c74da41045 100644 --- a/arch/um/include/os.h +++ b/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 --git a/arch/um/os-Linux/process.c b/arch/um/os-Linux/process.c index c692a192957..76bdd671241 100644 --- a/arch/um/os-Linux/process.c +++ b/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, int reap_child) 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 --git a/arch/um/os-Linux/signal.c b/arch/um/os-Linux/signal.c index b897e8592d7..266768629fe 100644 --- a/arch/um/os-Linux/signal.c +++ b/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); -}