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Add UBLK_F_SHMEM_ZC (1ULL << 19) to the UAPI header and UBLK_F_ALL. Switch ublk_support_shmem_zc() and ublk_dev_support_shmem_zc() from returning false to checking the actual flag, enabling the shared memory zero-copy feature for devices that request it. Signed-off-by: Ming Lei <ming.lei@redhat.com> Link: https://patch.msgid.link/20260331153207.3635125-4-ming.lei@redhat.com [axboe: ublk_buf_reg -> ublk_shmem_buf_reg errors] Signed-off-by: Jens Axboe <axboe@kernel.dk> |
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| acpi | ||
| asm-generic | ||
| clocksource | ||
| crypto | ||
| cxl | ||
| drm | ||
| dt-bindings | ||
| hyperv | ||
| keys | ||
| kunit | ||
| kvm | ||
| linux | ||
| math-emu | ||
| media | ||
| memory | ||
| misc | ||
| net | ||
| pcmcia | ||
| ras | ||
| rdma | ||
| rv | ||
| scsi | ||
| soc | ||
| sound | ||
| target | ||
| trace | ||
| uapi | ||
| ufs | ||
| vdso | ||
| video | ||
| xen | ||
| Kbuild | ||