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X-MS-Exchange-CrossTenant-OriginalArrivalTime: 27 Aug 2024 08:41:01.6165 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 4e2c6054-71cb-48f1-bd6c-3a9705aca71b X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: EiJLX2prRqHO30I/+xY8F6TVL4WPi3sTT0n2ZfIYSjMKIbKv8KcJ3f3I7p+Niv7YuuUxzXn22rJ/nQ61sQV+jg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ0PR10MB5787 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.28.16 definitions=2024-08-27_05,2024-08-26_01,2024-05-17_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 bulkscore=0 malwarescore=0 spamscore=0 mlxlogscore=999 adultscore=0 suspectscore=0 phishscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2407110000 definitions=main-2408270064 X-Proofpoint-GUID: mjNqUpDXsQuuwLLXuHVSs-uTLcTh-BpV X-Proofpoint-ORIG-GUID: mjNqUpDXsQuuwLLXuHVSs-uTLcTh-BpV On 27/08/2024 09:17, Li Wang wrote: > This change allows the loopback driver to handle block size larger than > PAGE_SIZE and increases the consistency of data types used within the driver. > Especially to match the struct queue_limits.logical_block_size type. > > Also, this is to get rid of the LTP/ioctl_loop06 test failure: > > 12 ioctl_loop06.c:76: TINFO: Using LOOP_SET_BLOCK_SIZE with arg > PAGE_SIZE > 13 ioctl_loop06.c:59: TFAIL: Set block size succeed unexpectedly > ... > 18 ioctl_loop06.c:76: TINFO: Using LOOP_CONFIGURE with block_size > PAGE_SIZE > 19 ioctl_loop06.c:59: TFAIL: Set block size succeed unexpectedly > > Thoese fail due to the loop_reconfigure_limits() cast bsize to 'unsined short' these > that never gets an expected error when testing invalid logical block size, > which was just exposed since 6.11-rc1 introduced patches: > > commit 9423c653fe61 ("loop: Don't bother validating blocksize") > commit fe3d508ba95b ("block: Validate logical block size in blk_validate_limits()") Maybe it's better to add a fixes tag for original commit which introduced unsigned short usage. > > Link:https://urldefense.com/v3/__https://lists.linux.it/pipermail/ltp/2024- > August/039912.html__;!!ACWV5N9M2RV99hQ! > MxW7Cvs_YKyihvENQFEGgHt-1KbCFD9gkUJxwI8gguQlawan3UNneBoB_THVG4zNP8Sao2a0apcOu03lcg$ > Signed-off-by: Li Wang > Cc: John Garry > Cc: Jens Axboe > Cc: Stefan Hajnoczi > Reviewed-by: Damien Le Moal > Reviewed-by: Jan Stancek Reviewed-by: John Garry