From: "Hillf Danton" <hillf.zj@alibaba-inc.com>
To: "'Ruchi Kandoi'" <kandoiruchi@google.com>,
<gregkh@linuxfoundation.org>, <arve@android.com>,
<riandrews@android.com>, <sumit.semwal@linaro.org>,
<arnd@arndb.de>, <labbott@redhat.com>, <viro@zeniv.linux.org.uk>,
<jlayton@poochiereds.net>, <bfields@fieldses.org>,
<mingo@redhat.com>, <peterz@infradead.org>,
<akpm@linux-foundation.org>, <keescook@chromium.org>,
<mhocko@suse.com>, <oleg@redhat.com>, <john.stultz@linaro.org>,
<mguzik@redhat.com>, <jdanis@google.com>, <adobriyan@gmail.com>,
<ghackmann@google.com>, <kirill.shutemov@linux.intel.com>,
<vbabka@suse.cz>, <dave.hansen@linux.intel.com>,
<dan.j.williams@intel.com>, <hannes@cmpxchg.org>,
<iamjoonsoo.kim@lge.com>, <luto@kernel.org>, <tj@kernel.org>,
<vdavydov.dev@gmail.com>, <ebiederm@xmission.com>,
<linux-kernel@vger.kernel.org>, <devel@driverdev.osuosl.org>,
<linux-media@vger.kernel.org>, <dri-devel@lists.freedesktop.org>,
<linaro-mm-sig@lists.linaro.org>, <linux-fsdevel@vger.kernel.org>,
<linux-mm@kvack.org>
Subject: Re: [RFC 6/6] drivers: staging: ion: add ION_IOC_TAG ioctl
Date: Wed, 12 Oct 2016 11:29:23 +0800 [thread overview]
Message-ID: <00b201d22438$d51aaf30$7f500d90$@alibaba-inc.com> (raw)
In-Reply-To: <1476229810-26570-7-git-send-email-kandoiruchi@google.com>
On Wednesday, October 12, 2016 7:50 AM Ruchi Kandoi wrote:
> +/**
> + * struct ion_fd_data - metadata passed from userspace for a handle
s/fd/tag/ ?
> + * @handle: a handle
> + * @tag: a string describing the buffer
> + *
> + * For ION_IOC_TAG userspace populates the handle field with
> + * the handle returned from ion alloc and type contains the memtrack_type which
> + * accurately describes the usage for the memory.
> + */
> +struct ion_tag_data {
> + ion_user_handle_t handle;
> + char tag[ION_MAX_TAG_LEN];
> +};
> +
next prev parent reply other threads:[~2016-10-12 3:31 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-11 23:50 [RFC 0/6] Module for tracking/accounting shared memory buffers Ruchi Kandoi
2016-10-11 23:50 ` [RFC 1/6] fs: add installed and uninstalled file_operations Ruchi Kandoi
2016-10-11 23:50 ` [RFC 2/6] drivers: misc: add memtrack Ruchi Kandoi
2016-10-11 23:50 ` [RFC 3/6] dma-buf: add memtrack support Ruchi Kandoi
2016-10-11 23:50 ` [RFC 4/6] memtrack: Adds the accounting to keep track of all mmaped/unmapped pages Ruchi Kandoi
2016-10-11 23:50 ` [RFC 5/6] memtrack: Add memtrack accounting for forked processes Ruchi Kandoi
2016-10-11 23:50 ` [RFC 6/6] drivers: staging: ion: add ION_IOC_TAG ioctl Ruchi Kandoi
2016-10-12 3:29 ` Hillf Danton [this message]
2016-10-12 0:26 ` [RFC 0/6] Module for tracking/accounting shared memory buffers Al Viro
2016-10-12 1:14 ` Rob Clark
2016-10-12 9:09 ` Christian König
2016-10-12 17:15 ` Dave Hansen
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