From: Arnd Bergmann <arnd@arndb.de>
To: Andi Kleen <andi@firstfloor.org>
Cc: viro@zeniv.linux.org.uk, hch@infradead.org,
linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
Andi Kleen <ak@linux.intel.com>
Subject: Re: [PATCH 1/5] VFS: Do (nearly) lockless generic_file_llseek
Date: Fri, 17 Jun 2011 14:40:14 +0200 [thread overview]
Message-ID: <201106171440.14224.arnd@arndb.de> (raw)
In-Reply-To: <1308258442-19804-1-git-send-email-andi@firstfloor.org>
On Thursday 16 June 2011 23:07:18 Andi Kleen wrote:
> So still need a lock, but can use a cheap local one.
>
> This patch implements this new scheme in generic_file_llseek.
> I dropped generic_file_llseek_unlocked and changed all callers.
What about default_llseek? If you change generic_file_llseek, you should
probably change that, too.
Arnd
next prev parent reply other threads:[~2011-06-17 12:40 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-16 21:07 [PATCH 1/5] VFS: Do (nearly) lockless generic_file_llseek Andi Kleen
2011-06-16 21:07 ` [PATCH 2/5] VFS: Use f_lock for SEEK_SET Andi Kleen
2011-06-16 21:07 ` [PATCH 3/5] VFS: Add generic_file_llseek_size Andi Kleen
2011-06-16 21:07 ` [PATCH 4/5] EXT4: Replace cut'n'pasted llseek code with generic_file_llseek_size Andi Kleen
2011-06-16 21:07 ` [PATCH 5/5] NFS: Drop unnecessary locking in llseek Andi Kleen
2011-06-17 12:40 ` Arnd Bergmann [this message]
2011-06-17 17:42 ` [PATCH 1/5] VFS: Do (nearly) lockless generic_file_llseek Andi Kleen
2011-06-17 21:18 ` Arnd Bergmann
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