[Click] [PATCH 2/5] clickfs: use unlocked_ioctl on linux 2.6.36+

Joonwoo Park joonwpark81 at gmail.com
Mon Jan 31 12:26:56 EST 2011


Oh.. I just noticed that unlocked_ioctl() doesn't take inode.  Will
have revised one. (presumably two as the there is another patch on
this)

Thanks!
Joonwoo

On Sun, Jan 30, 2011 at 8:22 PM, Bobby Longpocket
<bobbylongpocket at yahoo.com> wrote:
> Hi Joonwoo,
>
> This patch doesn't look right.  The arguments for the unlocked_ioctl() interface are different than those for the old ioctl() interface.
>
>
>
> --- On Sun, 1/30/11, click-request at pdos.csail.mit.edu <click-request at pdos.csail.mit.edu> wrote:
>> Message: 2
>> Date: Sun, 30 Jan 2011 01:18:58 -0800
>> From: Joonwoo Park <joonwpark81 at gmail.com>
>> Subject: [Click]  [PATCH 2/5] clickfs: use
>> unlocked_ioctl on linux
>>     2.6.36+
>> To: Eddie Kohler <kohler at cs.ucla.edu>
>> Cc: click at pdos.csail.mit.edu
>> Message-ID: <20110130091858.GB25293 at gm>
>> Content-Type: text/plain; charset="us-ascii"
>>
>> As of linux 2.6.36 file_operations.ioctl has removed.
>>
>> Signed-off-by: Joonwoo Park <joonwpark81 at gmail.com>
>> ---
>>  linuxmodule/clickfs.cc |    4 ++++
>>  1 files changed, 4 insertions(+), 0 deletions(-)
>>
>> diff --git a/linuxmodule/clickfs.cc
>> b/linuxmodule/clickfs.cc
>> index 123e143..59db23c 100644
>> --- a/linuxmodule/clickfs.cc
>> +++ b/linuxmodule/clickfs.cc
>> @@ -961,7 +961,11 @@ init_clickfs()
>>
>>      click_handler_file_ops->read =
>> handler_read;
>>      click_handler_file_ops->write =
>> handler_write;
>> +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 36)
>> +    click_handler_file_ops->unlocked_ioctl =
>> handler_ioctl;
>> +#else
>>      click_handler_file_ops->ioctl =
>> handler_ioctl;
>> +#endif
>>      click_handler_file_ops->open =
>> handler_open;
>>      click_handler_file_ops->flush =
>> handler_flush;
>>      click_handler_file_ops->release
>> = handler_release;
>> --
>> 1.7.1
>>
>
>
>
>
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