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X-MS-Exchange-CrossTenant-Id: 4e2c6054-71cb-48f1-bd6c-3a9705aca71b X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: qcM+2n2BGaf/zo6cTdoVYFX7TmESyyWioAkgaDfS56vwGBdgPVfRcKnXLpIj9L/peFMO4TNKQzsA/5RjDOiycg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH0PR10MB5147 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1057,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-03-03_03,2025-03-03_01,2024-11-22_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxscore=0 adultscore=0 bulkscore=0 mlxlogscore=999 malwarescore=0 spamscore=0 phishscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2502100000 definitions=main-2503030072 X-Proofpoint-GUID: IIJxbUaR4lZ_vIS7YDOSTavCY3PZmfsF X-Proofpoint-ORIG-GUID: IIJxbUaR4lZ_vIS7YDOSTavCY3PZmfsF On 2/3/25 01:30, Ritesh Harjani (IBM) wrote: > Anand Jain writes: > >> On 10/1/25 17:10, Nirjhar Roy (IBM) wrote: >>> This adds support to pick and use any existing FS config from >>> configs//. e.g. >>> >>> configs/xfs/1k >>> configs/xfs/4k >>> configs/ext4/4k >>> configs/ext4/64k >>> >>> This should help us maintain and test different fs test >>> configurations from a central place. We also hope that >>> this will be useful for both developers and testers to >>> look into what is being actively maintained and tested >>> by FS Maintainers. >>> >>> When we will have fsconfigs set, then will be another subdirectory created >>> in results/
. For example let's look at the following: >>> >>> The directory tree structure on running >>> sudo ./check -q 2 -R xunit-quiet -c xfs/4k,configs/xfs/1k selftest/001 selftest/007 >>> >> >> >> The -c option check makes sense to me. Is it possible to get this >> feature implemented first while the -q option is still under discussion? > > Hi Anand, > > Thanks for trying the patches. The design of -c option is still under > discussion [1]. But it will be helpful if you could help us understand > your reasons for finding -c option useful :) > Reason is exactly same as you mentioned and I copied it here: --- 1. Testers and other FS developers can know what is being actively tested and maintained by FS Maintainers. --- > [1]: https://lore.kernel.org/linux-fsdevel/Z55RXUKB5O5l8QjM@li-dc0c254c-257c-11b2-a85c-98b6c1322444.ibm.com/ > >> >> That said, I have a suggestion for the -c option— >> Global config variables should be overridden by file system-specific >> config files. >> >> For example, if configs/localhost.config contains: >> >> MKFS_OPTIONS="--sectorsize 64K" >> >> but configs//some_config sets: >> >> MKFS_OPTIONS="" >> >> then the value from configs//some_config should take priority. >> >> I ran some tests with btrfs, and I don’t see this behavior happening yet. > > I think that was intentional. I guess the reasoning was, we don't want to > break use cases for folks who still wanted to use local.config file > option. > Ok. > However, in the new proposed design [2] we are thinking of having 1 > large config per filesystem. e.g. configs/btrfs/config.btrfs which will > define all of the relevant sections e.g. btrfs_4k, btrfs_64k, ... Then > on invokking "make", it will generate a single large fs config file i.e. > configs/.all-sections-configs which will club all filesystems section > configs together. > > Now when someone invokes check script with different -s options, it will > first look into local.config file, if local.config not found, then it > will look into configs/.all-sections-configs to get the relevant section > defines. > > This hopefully should address all the other concerns which were raised > on the current central fs config design. > > [2]: https://lore.kernel.org/linux-fsdevel/87plj0hp7e.fsf@gmail.com/ > I think it’s making things a bit more complicated than needed. True. We’d probably be better off with one big config file. No need for directories under configs. configs/.config should work just fine. I’m not fond of the need to run make; it seems excessive. The way to run it is simple and works well: $ ./check -c configs/btrfs.config $ ./check -c configs/btrfs.config -s ... $ ./check -c configs/btrfs.config -S ... These steps already work fine: $ cp configs/btrfs.config configs/$(hostname).config $ ./check -s
.. (Patch containing configs/btrfs.config is already in the ML). Also, a --dry-run option to check the config before running would be super helpful. Thanks, Anand > -ritesh > >> >> Thanks, Anand