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| H A D | ioctl.c | diff 9a72a02456a839676fe8f220a44ef00951596047 Tue Jun 13 03:40:08 CDT 2023 Jingbo Xu <jefflexu@linux.alibaba.com> block: fine-granular CAP_SYS_ADMIN for Persistent Reservation
Allow of unprivileged Persistent Reservation operations on devices
if the write permission check on the device node has passed.
brw-rw---- 1 root disk 259, 0 Jun 13 07:09 /dev/nvme0n1
In the example above, the "disk" group of nvme0n1 is also allowed to
make reservations on the device even without CAP_SYS_ADMIN.
Signed-off-by: Jingbo Xu <jefflexu@linux.alibaba.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20230613084008.93795-3-jefflexu@linux.alibaba.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
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