Messages in this thread Patch in this message | | | Date | Wed, 12 Dec 2007 15:47:58 -0500 | From | Jeff Dike <> | Subject | [PATCH 3/6] UML - Get rid of syscall counters |
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Get rid of some syscall counters which haven't been useful in ages.
Signed-off-by: Jeff Dike <jdike@linux.intel.com> --- 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(-)
Index: linux-2.6-git/arch/um/include/kern_util.h =================================================================== --- linux-2.6-git.orig/arch/um/include/kern_util.h 2007-12-12 13:28:42.000000000 -0500 +++ linux-2.6-git/arch/um/include/kern_util.h 2007-12-12 13:36:57.000000000 -0500 @@ -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) Index: linux-2.6-git/arch/um/kernel/skas/syscall.c =================================================================== --- linux-2.6-git.orig/arch/um/kernel/skas/syscall.c 2007-12-03 23:56:34.000000000 -0500 +++ linux-2.6-git/arch/um/kernel/skas/syscall.c 2007-12-12 13:36:58.000000000 -0500 @@ -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 Index: linux-2.6-git/arch/um/kernel/syscall.c =================================================================== --- linux-2.6-git.orig/arch/um/kernel/syscall.c 2007-12-03 23:56:34.000000000 -0500 +++ linux-2.6-git/arch/um/kernel/syscall.c 2007-12-12 13:36:58.000000000 -0500 @@ -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; Index: linux-2.6-git/include/asm-um/processor-generic.h =================================================================== --- linux-2.6-git.orig/include/asm-um/processor-generic.h 2007-12-12 13:28:42.000000000 -0500 +++ linux-2.6-git/include/asm-um/processor-generic.h 2007-12-12 13:51:08.000000000 -0500 @@ -26,7 +26,6 @@ struct thread_struct { * as of 2.6.11). */ int forking; - int nsyscalls; struct pt_regs regs; int singlestep_syscall; void *fault_addr; @@ -58,7 +57,6 @@ struct thread_struct { #define INIT_THREAD \ { \ .forking = 0, \ - .nsyscalls = 0, \ .regs = EMPTY_REGS, \ .fault_addr = NULL, \ .prev_sched = NULL, \
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