Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934920Ab3FSRMs (ORCPT ); Wed, 19 Jun 2013 13:12:48 -0400 Received: from cam-admin0.cambridge.arm.com ([217.140.96.50]:65281 "EHLO cam-admin0.cambridge.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756842Ab3FSRMn (ORCPT ); Wed, 19 Jun 2013 13:12:43 -0400 From: Serban Constantinescu To: linux-kernel@vger.kernel.org, gregkh@linuxfoundation.org, kernel-team@android.com, arve@android.com, john.stultz@linaro.org, Dave.Butcher@arm.com Cc: Serban Constantinescu Subject: [PATCH v5 1/6] staging: android: binder: modify struct binder_write_read to use size_t Date: Wed, 19 Jun 2013 18:12:31 +0100 Message-Id: <1371661956-10894-2-git-send-email-serban.constantinescu@arm.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1371661956-10894-1-git-send-email-serban.constantinescu@arm.com> References: <1371661956-10894-1-git-send-email-serban.constantinescu@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3386 Lines: 85 This change mirrors the userspace operation where struct binder_write_read members that specify the buffer size and consumed size are size_t elements. The patch also fixes the binder_thread_write() and binder_thread_read() functions prototypes to conform with the definition of binder_write_read. The changes do not affect existing 32bit ABI. Signed-off-by: Serban Constantinescu Acked-by: Arve Hjønnevåg --- drivers/staging/android/binder.c | 10 +++++----- drivers/staging/android/binder.h | 8 ++++---- 2 files changed, 9 insertions(+), 9 deletions(-) diff --git a/drivers/staging/android/binder.c b/drivers/staging/android/binder.c index 1567ac2..ce70909 100644 --- a/drivers/staging/android/binder.c +++ b/drivers/staging/android/binder.c @@ -1700,7 +1700,7 @@ err_no_context_mgr_node: } int binder_thread_write(struct binder_proc *proc, struct binder_thread *thread, - void __user *buffer, int size, signed long *consumed) + void __user *buffer, size_t size, size_t *consumed) { uint32_t cmd; void __user *ptr = buffer + *consumed; @@ -2080,8 +2080,8 @@ static int binder_has_thread_work(struct binder_thread *thread) static int binder_thread_read(struct binder_proc *proc, struct binder_thread *thread, - void __user *buffer, int size, - signed long *consumed, int non_block) + void __user *buffer, size_t size, + size_t *consumed, int non_block) { void __user *ptr = buffer + *consumed; void __user *end = buffer + size; @@ -2578,7 +2578,7 @@ static long binder_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) goto err; } binder_debug(BINDER_DEBUG_READ_WRITE, - "%d:%d write %ld at %08lx, read %ld at %08lx\n", + "%d:%d write %zd at %08lx, read %zd at %08lx\n", proc->pid, thread->pid, bwr.write_size, bwr.write_buffer, bwr.read_size, bwr.read_buffer); @@ -2604,7 +2604,7 @@ static long binder_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) } } binder_debug(BINDER_DEBUG_READ_WRITE, - "%d:%d wrote %ld of %ld, read return %ld of %ld\n", + "%d:%d wrote %zd of %zd, read return %zd of %zd\n", proc->pid, thread->pid, bwr.write_consumed, bwr.write_size, bwr.read_consumed, bwr.read_size); if (copy_to_user(ubuf, &bwr, sizeof(bwr))) { diff --git a/drivers/staging/android/binder.h b/drivers/staging/android/binder.h index dbe81ce..edab249 100644 --- a/drivers/staging/android/binder.h +++ b/drivers/staging/android/binder.h @@ -67,11 +67,11 @@ struct flat_binder_object { */ struct binder_write_read { - signed long write_size; /* bytes to write */ - signed long write_consumed; /* bytes consumed by driver */ + size_t write_size; /* bytes to write */ + size_t write_consumed; /* bytes consumed by driver */ unsigned long write_buffer; - signed long read_size; /* bytes to read */ - signed long read_consumed; /* bytes consumed by driver */ + size_t read_size; /* bytes to read */ + size_t read_consumed; /* bytes consumed by driver */ unsigned long read_buffer; }; -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/