From: Xiao Yang <yangx.jy@cn.fujitsu.com>
To: ltp@lists.linux.it
Subject: [LTP] [PATCH v2] aio02: Drop O_DIRECT flag for tmpfs
Date: Wed, 12 Feb 2020 17:47:13 +0800 [thread overview]
Message-ID: <5E43C9A1.8090807@cn.fujitsu.com> (raw)
In-Reply-To: <5E43C87B.60800@cn.fujitsu.com>
On 2020/2/12 17:42, Xiao Yang wrote:
> On 2020/2/12 15:31, Yang Xu wrote:
>> tmpfs doesn't support O_DIRECT flag, drop it. userer still can run aio02
>> with different filesystem by mounting specified filesystem on $TMPDIR.
>>
>> Signed-off-by: Yang Xu<xuyang2018.jy@cn.fujitsu.com>
>> ---
>> testcases/kernel/io/aio/aio02.c | 15 ++++++++++++++-
>> 1 file changed, 14 insertions(+), 1 deletion(-)
>>
>> diff --git a/testcases/kernel/io/aio/aio02.c b/testcases/kernel/io/aio/aio02.c
>> index e283afba9..3bb89c45f 100644
>> --- a/testcases/kernel/io/aio/aio02.c
>> +++ b/testcases/kernel/io/aio/aio02.c
>> @@ -18,7 +18,8 @@
>> #define AIO_MAXIO 32
>> #define AIO_BLKSIZE (64*1024)
>>
>> -static int wait_count = 0;
>> +static int wait_count;
> Hi,
>
> Why do you set wait_count to 0?
> Isn't it default behavior?
Please ignore the comment. Sorry, I misunderstand the change.
>> +static unsigned int use_tmpfs;
>>
>> #define DESC_FLAGS_OPR(x, y) .desc = (x == IO_CMD_PWRITE ? "WRITE: " #y: "READ : " #y), \
>> .flags = y, .operation = x
>> @@ -206,6 +207,11 @@ static void test_io(unsigned int n)
>> int status;
>> struct testcase *tc = testcases + n;
>>
>> + if (use_tmpfs&& (tc->flags& O_DIRECT)) {
>> + tst_res(TINFO, "Drop O_DIRECT flag for tmpfs");
>> + tc->flags&= (~O_DIRECT);
>> + }
>> +
>> status = io_tio("file", tc->flags, tc->operation);
>> if (status)
>> tst_res(TFAIL, "%s, status = %d", tc->desc, status);
>> @@ -213,7 +219,14 @@ static void test_io(unsigned int n)
>> tst_res(TPASS, "%s", tc->desc);
>> }
>>
>> +static void setup(void)
>> +{
>> + if (tst_fs_type(".") == TST_TMPFS_MAGIC)
>> + use_tmpfs = 1;
> Could you simple the fix by moving 'tst_fs_type(".") == TST_TMPFS_MAGIC
> ' into test_io().
> (i.e. Drop unused setup() and use_tmpfs.)
>
> Thanks,
> Xiao Yang
>> +}
>> +
>> static struct tst_test test = {
>> + .setup = setup,
>> .needs_tmpdir = 1,
>> .test = test_io,
>> .tcnt = ARRAY_SIZE(testcases),
>
>
>
next prev parent reply other threads:[~2020-02-12 9:47 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-12 5:08 [LTP] [PATCH] aio02: Use mounted filesystem instead of temp directory Yang Xu
2020-02-12 5:30 ` Xiao Yang
2020-02-12 5:53 ` Yang Xu
2020-02-12 7:31 ` [LTP] [PATCH v2] aio02: Drop O_DIRECT flag for tmpfs Yang Xu
2020-02-12 9:42 ` Xiao Yang
2020-02-12 9:47 ` Xiao Yang [this message]
2020-02-12 9:53 ` Yang Xu
2020-02-12 10:07 ` [LTP] [PATCH v3] " Yang Xu
2020-02-12 13:37 ` Jan Stancek
2020-02-13 3:03 ` Xiao Yang
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