Messages in this thread | | | Date | Mon, 3 Jun 2013 14:42:26 -0700 | Subject | Re: [PATCH v4 1/6] staging: android: binder: modify struct binder_write_read to use size_t | From | Arve Hjønnevåg <> |
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On Wed, May 22, 2013 at 3:12 AM, Serban Constantinescu <serban.constantinescu@arm.com> wrote: > 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 <serban.constantinescu@arm.com> > --- > 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 >
Acked-by: Arve Hjønnevåg <arve@android.com>
-- Arve Hjønnevåg -- 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/
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