Commit 9ff1d36c authored by Paolo 'Blaisorblade' Giarrusso's avatar Paolo 'Blaisorblade' Giarrusso Committed by Linus Torvalds

[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: default avatarPaolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Acked-by: default avatarJeff Dike <jdike@addtoit.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 83f4e8af
......@@ -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);
......
......@@ -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.
......
......@@ -243,8 +243,3 @@ int set_signals(int enable)
return ret;
}
void os_usr1_signal(int on)
{
change_sig(SIGUSR1, on);
}
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