engines/io_uring: remove dead code related to trim

[fio.git] / engines / nvme.c

diff --git a/engines/nvme.c b/engines/nvme.c
index 2901803a17b04971033a55d79e4660434138c01b..b18ad4c28a054db6a4d6d93bc2904650fd3599b4 100644 (file)
--- a/engines/nvme.c
+++ b/engines/nvme.c
@@ -83,45 +83,6 @@ int fio_nvme_uring_cmd_prep(struct nvme_uring_cmd *cmd, struct io_u *io_u,
        return 0;
 }
 
-static int nvme_trim(int fd, __u32 nsid, __u32 nr_range, __u32 data_len,
-                    void *data)
-{
-       struct nvme_passthru_cmd cmd = {
-               .opcode         = nvme_cmd_dsm,
-               .nsid           = nsid,
-               .addr           = (__u64)(uintptr_t)data,
-               .data_len       = data_len,
-               .cdw10          = nr_range - 1,
-               .cdw11          = NVME_ATTRIBUTE_DEALLOCATE,
-       };
-
-       return ioctl(fd, NVME_IOCTL_IO_CMD, &cmd);
-}
-
-int fio_nvme_trim(const struct thread_data *td, struct fio_file *f,
-                 unsigned long long offset, unsigned long long len)
-{
-       struct nvme_data *data = FILE_ENG_DATA(f);
-       struct nvme_dsm_range dsm;
-       int ret;
-
-       if (data->lba_ext) {
-               dsm.nlb = len / data->lba_ext;
-               dsm.slba = offset / data->lba_ext;
-       } else {
-               dsm.nlb = len >> data->lba_shift;
-               dsm.slba = offset >> data->lba_shift;
-       }
-
-       ret = nvme_trim(f->fd, data->nsid, 1, sizeof(struct nvme_dsm_range),
-                       &dsm);
-       if (ret)
-               log_err("%s: nvme_trim failed for offset %llu and len %llu, err=%d\n",
-                       f->file_name, offset, len, ret);
-
-       return ret;
-}
-
 static int nvme_identify(int fd, __u32 nsid, enum nvme_identify_cns cns,
                         enum nvme_csi csi, void *data)
 {