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[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 <blaisorblade@yahoo.it>
Acked-by: Jeff Dike <jdike@addtoit.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Paolo 'Blaisorblade' Giarrusso 2007-03-07 20:41:10 -08:00 committed by Linus Torvalds
parent 83f4e8afc9
commit 9ff1d36cf4
3 changed files with 5 additions and 6 deletions
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3
arch/um/include/os.h
View File

@ -192,7 +192,9 @@ extern int os_process_parent(int pid);
extern void os_stop_process(int pid); extern void os_stop_process(int pid);
extern void os_kill_process(int pid, int reap_child); extern void os_kill_process(int pid, int reap_child);
extern void os_kill_ptraced_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); extern void os_usr1_process(int pid);
#endif
extern long os_ptrace_ldt(long pid, long addr, long data); extern long os_ptrace_ldt(long pid, long addr, long data);
extern int os_getpid(void); extern int os_getpid(void);
@ -261,7 +263,6 @@ extern void block_signals(void);
extern void unblock_signals(void); extern void unblock_signals(void);
extern int get_signals(void); extern int get_signals(void);
extern int set_signals(int enable); extern int set_signals(int enable);
extern void os_usr1_signal(int on);
/* trap.c */ /* trap.c */
extern void os_fill_handlinfo(struct kern_handlers h); extern void os_fill_handlinfo(struct kern_handlers h);

3
arch/um/os-Linux/process.c
View File

@ -21,6 +21,7 @@
#include "longjmp.h" #include "longjmp.h"
#include "skas_ptrace.h" #include "skas_ptrace.h"
#include "kern_constants.h" #include "kern_constants.h"
#include "uml-config.h"
#define ARBITRARY_ADDR -1 #define ARBITRARY_ADDR -1
#define FAILURE_PID -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)); CATCH_EINTR(waitpid(pid, NULL, 0));
} }
#ifdef UML_CONFIG_MODE_TT
void os_usr1_process(int pid) void os_usr1_process(int pid)
{ {
kill(pid, SIGUSR1); kill(pid, SIGUSR1);
} }
#endif
/* Don't use the glibc version, which caches the result in TLS. It misses some /* 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. * syscalls, and also breaks with clone(), which does not unshare the TLS.

5
arch/um/os-Linux/signal.c
View File

@ -243,8 +243,3 @@ int set_signals(int enable)
return ret; return ret;
} }
void os_usr1_signal(int on)
{
change_sig(SIGUSR1, on);
}