From: Steven Rostedt <rostedt@goodmis.org>
To: Ross Zwisler <ross.zwisler@linux.intel.com>
Cc: Jan Kara <jack@suse.cz>, Matthew Wilcox <mawilcox@microsoft.com>,
linux-nvdimm@lists.01.org, Dave Chinner <david@fromorbit.com>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
Ingo Molnar <mingo@redhat.com>,
Alexander Viro <viro@zeniv.linux.org.uk>,
linux-fsdevel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
Christoph Hellwig <hch@lst.de>
Subject: Re: [PATCH v2 6/6] dax: add tracepoints to dax_pmd_insert_mapping()
Date: Thu, 1 Dec 2016 11:11:06 -0500 [thread overview]
Message-ID: <20161201111106.47510605@gandalf.local.home> (raw)
In-Reply-To: <20161201154432.GD5160@linux.intel.com>
On Thu, 1 Dec 2016 08:44:32 -0700
Ross Zwisler <ross.zwisler@linux.intel.com> wrote:
> Actually I think it may be ideal to stick it as the 2nd entry after 'dev'.
> dev_t is:
>
> typedef __u32 __kernel_dev_t;
> typedef __kernel_dev_t dev_t;
>
> So those two 32 bit values should combine into a single 64 bit space.
Yeah that should work too.
-- Steve
>
> Thanks for the help, I obviously wasn't considering packing when ordering the
> elements.
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WARNING: multiple messages have this Message-ID (diff)
From: Steven Rostedt <rostedt@goodmis.org>
To: Ross Zwisler <ross.zwisler@linux.intel.com>
Cc: linux-kernel@vger.kernel.org,
Alexander Viro <viro@zeniv.linux.org.uk>,
Andrew Morton <akpm@linux-foundation.org>,
Christoph Hellwig <hch@lst.de>,
Dan Williams <dan.j.williams@intel.com>,
Dave Chinner <david@fromorbit.com>,
Ingo Molnar <mingo@redhat.com>, Jan Kara <jack@suse.cz>,
Matthew Wilcox <mawilcox@microsoft.com>,
linux-fsdevel@vger.kernel.org, linux-mm@kvack.org,
linux-nvdimm@ml01.01.org
Subject: Re: [PATCH v2 6/6] dax: add tracepoints to dax_pmd_insert_mapping()
Date: Thu, 1 Dec 2016 11:11:06 -0500 [thread overview]
Message-ID: <20161201111106.47510605@gandalf.local.home> (raw)
In-Reply-To: <20161201154432.GD5160@linux.intel.com>
On Thu, 1 Dec 2016 08:44:32 -0700
Ross Zwisler <ross.zwisler@linux.intel.com> wrote:
> Actually I think it may be ideal to stick it as the 2nd entry after 'dev'.
> dev_t is:
>
> typedef __u32 __kernel_dev_t;
> typedef __kernel_dev_t dev_t;
>
> So those two 32 bit values should combine into a single 64 bit space.
Yeah that should work too.
-- Steve
>
> Thanks for the help, I obviously wasn't considering packing when ordering the
> elements.
WARNING: multiple messages have this Message-ID (diff)
From: Steven Rostedt <rostedt@goodmis.org>
To: Ross Zwisler <ross.zwisler@linux.intel.com>
Cc: linux-kernel@vger.kernel.org,
Alexander Viro <viro@zeniv.linux.org.uk>,
Andrew Morton <akpm@linux-foundation.org>,
Christoph Hellwig <hch@lst.de>,
Dan Williams <dan.j.williams@intel.com>,
Dave Chinner <david@fromorbit.com>,
Ingo Molnar <mingo@redhat.com>, Jan Kara <jack@suse.cz>,
Matthew Wilcox <mawilcox@microsoft.com>,
linux-fsdevel@vger.kernel.org, linux-mm@kvack.org,
linux-nvdimm@lists.01.org
Subject: Re: [PATCH v2 6/6] dax: add tracepoints to dax_pmd_insert_mapping()
Date: Thu, 1 Dec 2016 11:11:06 -0500 [thread overview]
Message-ID: <20161201111106.47510605@gandalf.local.home> (raw)
In-Reply-To: <20161201154432.GD5160@linux.intel.com>
On Thu, 1 Dec 2016 08:44:32 -0700
Ross Zwisler <ross.zwisler@linux.intel.com> wrote:
> Actually I think it may be ideal to stick it as the 2nd entry after 'dev'.
> dev_t is:
>
> typedef __u32 __kernel_dev_t;
> typedef __kernel_dev_t dev_t;
>
> So those two 32 bit values should combine into a single 64 bit space.
Yeah that should work too.
-- Steve
>
> Thanks for the help, I obviously wasn't considering packing when ordering the
> elements.
--
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next prev parent reply other threads:[~2016-12-01 16:11 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-30 23:45 [PATCH v2 0/6] introduce DAX tracepoint support Ross Zwisler
2016-11-30 23:45 ` Ross Zwisler
2016-11-30 23:45 ` Ross Zwisler
2016-11-30 23:45 ` [PATCH v2 1/6] tracing: add __print_flags_u64() Ross Zwisler
2016-11-30 23:45 ` Ross Zwisler
2016-11-30 23:45 ` Ross Zwisler
2016-12-01 14:12 ` Steven Rostedt
2016-12-01 14:12 ` Steven Rostedt
2016-12-01 14:12 ` Steven Rostedt
2016-12-01 15:35 ` Ross Zwisler
2016-12-01 15:35 ` Ross Zwisler
2016-11-30 23:45 ` [PATCH v2 2/6] dax: remove leading space from labels Ross Zwisler
2016-11-30 23:45 ` Ross Zwisler
2016-11-30 23:45 ` Ross Zwisler
2016-12-01 8:11 ` Jan Kara
2016-12-01 8:11 ` Jan Kara
2016-12-01 8:11 ` Jan Kara
2016-12-01 15:26 ` Ross Zwisler
2016-12-01 15:26 ` Ross Zwisler
2016-12-01 15:26 ` Ross Zwisler
2016-12-01 16:33 ` Jan Kara
2016-12-01 16:33 ` Jan Kara
2016-12-01 16:33 ` Jan Kara
2016-11-30 23:45 ` [PATCH v2 3/6] dax: add tracepoint infrastructure, PMD tracing Ross Zwisler
2016-11-30 23:45 ` Ross Zwisler
2016-11-30 23:45 ` Ross Zwisler
2016-12-01 8:10 ` Jan Kara
2016-12-01 8:10 ` Jan Kara
2016-12-01 8:10 ` Jan Kara
2016-12-01 14:16 ` Steven Rostedt
2016-12-01 14:16 ` Steven Rostedt
2016-12-01 14:16 ` Steven Rostedt
2016-12-01 15:39 ` Ross Zwisler
2016-12-01 15:39 ` Ross Zwisler
2016-12-01 15:39 ` Ross Zwisler
2016-11-30 23:45 ` [PATCH v2 4/6] dax: update MAINTAINERS entries for FS DAX Ross Zwisler
2016-11-30 23:45 ` Ross Zwisler
2016-11-30 23:45 ` Ross Zwisler
2016-11-30 23:45 ` [PATCH v2 5/6] dax: add tracepoints to dax_pmd_load_hole() Ross Zwisler
2016-11-30 23:45 ` Ross Zwisler
2016-11-30 23:45 ` Ross Zwisler
2016-11-30 23:45 ` [PATCH v2 6/6] dax: add tracepoints to dax_pmd_insert_mapping() Ross Zwisler
2016-11-30 23:45 ` Ross Zwisler
2016-11-30 23:45 ` Ross Zwisler
2016-12-01 14:19 ` Steven Rostedt
2016-12-01 14:19 ` Steven Rostedt
2016-12-01 14:19 ` Steven Rostedt
2016-12-01 15:44 ` Ross Zwisler
2016-12-01 15:44 ` Ross Zwisler
2016-12-01 15:44 ` Ross Zwisler
2016-12-01 16:11 ` Steven Rostedt [this message]
2016-12-01 16:11 ` Steven Rostedt
2016-12-01 16:11 ` Steven Rostedt
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