Zig 0.17.0-dev (Split by item)

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register_file_alloc_range

IoUring.register_file_alloc_range

pub fn register_file_alloc_range(self: *IoUring, offset: u32, len: u32) !void

File

lib/std/os/linux/IoUring.zig:1220

Code

pub fn register_file_alloc_range(self: *IoUring, offset: u32, len: u32) !void {
    assert(self.fd >= 0);

    const range = &linux.io_uring_file_index_range{
        .off = offset,
        .len = len,
        .resv = 0,
    };

    const res = linux.io_uring_register(
        self.fd,
        .REGISTER_FILE_ALLOC_RANGE,
        @ptrCast(range),
        @as(u32, @sizeOf(linux.io_uring_file_index_range)),
    );

    return handle_registration_result(res);
}