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Date: Fri, 27 Aug 2010 18:42:25 +0900 From: Namhyung Kim <namhyung@...il.com> To: Roland McGrath <roland@...hat.com>, Oleg Nesterov <oleg@...hat.com>, Arnd Bergmann <arnd@...db.de> Cc: linux-kernel@...r.kernel.org, Chris Metcalf <cmetcalf@...era.com> Subject: [RFC PATCH 39/43] ptrace, tile: change signature of arch_ptrace() change type of @addr and @data into unsigned long according to commit f76671df26ef06321480e702770f88f61272be29 [PATCH 03/43] Signed-off-by: Namhyung Kim <namhyung@...il.com> Cc: Chris Metcalf <cmetcalf@...era.com> --- arch/tile/kernel/ptrace.c | 11 ++++++----- 1 files changed, 6 insertions(+), 5 deletions(-) diff --git a/arch/tile/kernel/ptrace.c b/arch/tile/kernel/ptrace.c index 7161bd0..704bf11 100644 --- a/arch/tile/kernel/ptrace.c +++ b/arch/tile/kernel/ptrace.c @@ -64,7 +64,8 @@ void ptrace_disable(struct task_struct *child) clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE); } -long arch_ptrace(struct task_struct *child, long request, long addr, long data) +long arch_ptrace(struct task_struct *child, long request, + unsigned long addr, unsigned long data) { unsigned long __user *datap; unsigned long tmp; @@ -84,7 +85,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) case PTRACE_PEEKUSR: /* Read register from pt_regs. */ if (addr & (sizeof(data)-1)) break; - if (addr < 0 || addr >= PTREGS_SIZE) + if (addr >= PTREGS_SIZE) break; tmp = getreg(child, addr); /* Read register */ ret = put_user(tmp, datap); @@ -93,7 +94,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) case PTRACE_POKEUSR: /* Write register in pt_regs. */ if (addr & (sizeof(data)-1)) break; - if (addr < 0 || addr >= PTREGS_SIZE) + if (addr >= PTREGS_SIZE) break; putreg(child, addr, data); /* Write register */ ret = 0; @@ -102,7 +103,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) case PTRACE_GETREGS: /* Get all registers from the child. */ if (!access_ok(VERIFY_WRITE, datap, PTREGS_SIZE)) break; - for (i = 0; i < PTREGS_SIZE; i += sizeof(long)) { + for (i = 0; i < PTREGS_SIZE; i += sizeof(unsigned long)) { ret = __put_user(getreg(child, i), datap); if (ret != 0) break; @@ -113,7 +114,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) case PTRACE_SETREGS: /* Set all registers in the child. */ if (!access_ok(VERIFY_READ, datap, PTREGS_SIZE)) break; - for (i = 0; i < PTREGS_SIZE; i += sizeof(long)) { + for (i = 0; i < PTREGS_SIZE; i += sizeof(unsigned long)) { ret = __get_user(tmp, datap); if (ret != 0) break; -- 1.7.2.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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