From: Jeff Dike Get rid of some syscall counters which haven't been useful in ages. Signed-off-by: Jeff Dike Signed-off-by: Andrew Morton --- arch/um/include/kern_util.h | 1 - arch/um/kernel/skas/syscall.c | 3 --- arch/um/kernel/syscall.c | 3 --- include/asm-um/processor-generic.h | 2 -- 4 files changed, 9 deletions(-) diff -puN arch/um/include/kern_util.h~uml-get-rid-of-syscall-counters arch/um/include/kern_util.h --- a/arch/um/include/kern_util.h~uml-get-rid-of-syscall-counters +++ a/arch/um/include/kern_util.h @@ -13,7 +13,6 @@ extern int uml_exitcode; extern int ncpus; extern int kmalloc_ok; -extern int nsyscalls; #define UML_ROUND_UP(addr) \ ((((unsigned long) addr) + PAGE_SIZE - 1) & PAGE_MASK) diff -puN arch/um/kernel/skas/syscall.c~uml-get-rid-of-syscall-counters arch/um/kernel/skas/syscall.c --- a/arch/um/kernel/skas/syscall.c~uml-get-rid-of-syscall-counters +++ a/arch/um/kernel/skas/syscall.c @@ -17,9 +17,6 @@ void handle_syscall(struct uml_pt_regs * syscall_trace(r, 0); - current->thread.nsyscalls++; - nsyscalls++; - /* * This should go in the declaration of syscall, but when I do that, * strace -f -c bash -c 'ls ; ls' breaks, sometimes not tracing diff -puN arch/um/kernel/syscall.c~uml-get-rid-of-syscall-counters arch/um/kernel/syscall.c --- a/arch/um/kernel/syscall.c~uml-get-rid-of-syscall-counters +++ a/arch/um/kernel/syscall.c @@ -13,9 +13,6 @@ #include "asm/uaccess.h" #include "asm/unistd.h" -/* Unlocked, I don't care if this is a bit off */ -int nsyscalls = 0; - long sys_fork(void) { long ret; diff -puN include/asm-um/processor-generic.h~uml-get-rid-of-syscall-counters include/asm-um/processor-generic.h --- a/include/asm-um/processor-generic.h~uml-get-rid-of-syscall-counters +++ a/include/asm-um/processor-generic.h @@ -27,7 +27,6 @@ struct thread_struct { * as of 2.6.11). */ int forking; - int nsyscalls; struct pt_regs regs; int singlestep_syscall; void *fault_addr; @@ -59,7 +58,6 @@ struct thread_struct { #define INIT_THREAD \ { \ .forking = 0, \ - .nsyscalls = 0, \ .regs = EMPTY_REGS, \ .fault_addr = NULL, \ .prev_sched = NULL, \ _