ivampiresp/Spdk
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

lib/nvme: fix return -EINVAL for invalid io_flags

Browse Source 
Previously, invalid io_flags would results in -ENOMEM being
returned to the user which was incorrect.


Change-Id: I53dd0fa8684cb36f3d124baa92244e2ed30e2527
Signed-off-by: Tomasz Kulasek <tomaszx.kulasek@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/476938
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-by: Paul Luse <paul.e.luse@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: SPDK CI Jenkins <sys_sgci@intel.com>
This commit is contained in:
Tomasz Kulasek 2019-12-10 08:57:12 -05:00 committed by Tomasz Zawadzki
parent d5ee14af37
commit a7b6702d6f
2 changed files with 65 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
include/spdk/nvme_spec.h
View File

@ -2826,6 +2826,9 @@ SPDK_STATIC_ASSERT(sizeof(struct spdk_nvme_fw_commit) == 4, "Incorrect size");
#define SPDK_NVME_IO_FLAGS_FORCE_UNIT_ACCESS (1U << 30)
#define SPDK_NVME_IO_FLAGS_LIMITED_RETRY (1U << 31)
/** Mask of valid io flags mask */
#define SPDK_NVME_IO_FLAGS_VALID_MASK 0xFFFF0000
#ifdef __cplusplus
}
#endif

69
lib/nvme/nvme_ns_cmd.c
View File

@ -129,6 +129,18 @@ _nvme_ns_cmd_split_request(struct spdk_nvme_ns *ns,
return req;
}
static inline bool
_is_io_flags_valid(uint32_t io_flags)
{
if (io_flags & ~SPDK_NVME_IO_FLAGS_VALID_MASK) {
/* Invalid io_flags */
SPDK_ERRLOG("Invalid io_flags 0x%x\n", io_flags);
return false;
}
return true;
}
static void
_nvme_ns_cmd_setup_request(struct spdk_nvme_ns *ns, struct nvme_request *req,
uint32_t opc, uint64_t lba, uint32_t lba_count,
@ -136,6 +148,8 @@ _nvme_ns_cmd_setup_request(struct spdk_nvme_ns *ns, struct nvme_request *req,
{
struct spdk_nvme_cmd *cmd;
assert(_is_io_flags_valid(io_flags));
cmd = &req->cmd;
cmd->opc = opc;
cmd->nsid = ns->id;
@ -375,13 +389,6 @@ _nvme_ns_cmd_rw(struct spdk_nvme_ns *ns, struct spdk_nvme_qpair *qpair,
uint32_t sectors_per_max_io;
uint32_t sectors_per_stripe;
if (io_flags & 0xFFFF) {
/* The bottom 16 bits must be empty */
SPDK_ERRLOG("io_flags 0x%x bottom 16 bits is not empty\n",
io_flags);
return NULL;
}
sector_size = ns->extended_lba_size;
sectors_per_max_io = ns->sectors_per_max_io;
sectors_per_stripe = ns->sectors_per_stripe;
@ -444,6 +451,10 @@ spdk_nvme_ns_cmd_compare(struct spdk_nvme_ns *ns, struct spdk_nvme_qpair *qpair,
struct nvme_request *req;
struct nvme_payload payload;
if (!_is_io_flags_valid(io_flags)) {
return -EINVAL;
}
payload = NVME_PAYLOAD_CONTIG(buffer, NULL);
req = _nvme_ns_cmd_rw(ns, qpair, &payload, 0, 0, lba, lba_count, cb_fn, cb_arg,
@ -473,6 +484,10 @@ spdk_nvme_ns_cmd_compare_with_md(struct spdk_nvme_ns *ns, struct spdk_nvme_qpair
struct nvme_request *req;
struct nvme_payload payload;
if (!_is_io_flags_valid(io_flags)) {
return -EINVAL;
}
payload = NVME_PAYLOAD_CONTIG(buffer, metadata);
req = _nvme_ns_cmd_rw(ns, qpair, &payload, 0, 0, lba, lba_count, cb_fn, cb_arg,
@ -501,6 +516,10 @@ spdk_nvme_ns_cmd_comparev(struct spdk_nvme_ns *ns, struct spdk_nvme_qpair *qpair
struct nvme_request *req;
struct nvme_payload payload;
if (!_is_io_flags_valid(io_flags)) {
return -EINVAL;
}
if (reset_sgl_fn == NULL || next_sge_fn == NULL) {
return -EINVAL;
}
@ -531,6 +550,10 @@ spdk_nvme_ns_cmd_read(struct spdk_nvme_ns *ns, struct spdk_nvme_qpair *qpair, vo
struct nvme_request *req;
struct nvme_payload payload;
if (!_is_io_flags_valid(io_flags)) {
return -EINVAL;
}
payload = NVME_PAYLOAD_CONTIG(buffer, NULL);
req = _nvme_ns_cmd_rw(ns, qpair, &payload, 0, 0, lba, lba_count, cb_fn, cb_arg, SPDK_NVME_OPC_READ,
@ -558,6 +581,10 @@ spdk_nvme_ns_cmd_read_with_md(struct spdk_nvme_ns *ns, struct spdk_nvme_qpair *q
struct nvme_request *req;
struct nvme_payload payload;
if (!_is_io_flags_valid(io_flags)) {
return -EINVAL;
}
payload = NVME_PAYLOAD_CONTIG(buffer, metadata);
req = _nvme_ns_cmd_rw(ns, qpair, &payload, 0, 0, lba, lba_count, cb_fn, cb_arg, SPDK_NVME_OPC_READ,
@ -585,6 +612,10 @@ spdk_nvme_ns_cmd_readv(struct spdk_nvme_ns *ns, struct spdk_nvme_qpair *qpair,
struct nvme_request *req;
struct nvme_payload payload;
if (!_is_io_flags_valid(io_flags)) {
return -EINVAL;
}
if (reset_sgl_fn == NULL || next_sge_fn == NULL) {
return -EINVAL;
}
@ -616,6 +647,10 @@ spdk_nvme_ns_cmd_readv_with_md(struct spdk_nvme_ns *ns, struct spdk_nvme_qpair *
struct nvme_request *req;
struct nvme_payload payload;
if (!_is_io_flags_valid(io_flags)) {
return -EINVAL;
}
if (reset_sgl_fn == NULL || next_sge_fn == NULL) {
return -EINVAL;
}
@ -645,6 +680,10 @@ spdk_nvme_ns_cmd_write(struct spdk_nvme_ns *ns, struct spdk_nvme_qpair *qpair,
struct nvme_request *req;
struct nvme_payload payload;
if (!_is_io_flags_valid(io_flags)) {
return -EINVAL;
}
payload = NVME_PAYLOAD_CONTIG(buffer, NULL);
req = _nvme_ns_cmd_rw(ns, qpair, &payload, 0, 0, lba, lba_count, cb_fn, cb_arg, SPDK_NVME_OPC_WRITE,
@ -670,6 +709,10 @@ spdk_nvme_ns_cmd_write_with_md(struct spdk_nvme_ns *ns, struct spdk_nvme_qpair *
struct nvme_request *req;
struct nvme_payload payload;
if (!_is_io_flags_valid(io_flags)) {
return -EINVAL;
}
payload = NVME_PAYLOAD_CONTIG(buffer, metadata);
req = _nvme_ns_cmd_rw(ns, qpair, &payload, 0, 0, lba, lba_count, cb_fn, cb_arg, SPDK_NVME_OPC_WRITE,
@ -696,6 +739,10 @@ spdk_nvme_ns_cmd_writev(struct spdk_nvme_ns *ns, struct spdk_nvme_qpair *qpair,
struct nvme_request *req;
struct nvme_payload payload;
if (!_is_io_flags_valid(io_flags)) {
return -EINVAL;
}
if (reset_sgl_fn == NULL || next_sge_fn == NULL) {
return -EINVAL;
}
@ -727,6 +774,10 @@ spdk_nvme_ns_cmd_writev_with_md(struct spdk_nvme_ns *ns, struct spdk_nvme_qpair
struct nvme_request *req;
struct nvme_payload payload;
if (!_is_io_flags_valid(io_flags)) {
return -EINVAL;
}
if (reset_sgl_fn == NULL || next_sge_fn == NULL) {
return -EINVAL;
}
@ -757,6 +808,10 @@ spdk_nvme_ns_cmd_write_zeroes(struct spdk_nvme_ns *ns, struct spdk_nvme_qpair *q
struct spdk_nvme_cmd *cmd;
uint64_t *tmp_lba;
if (!_is_io_flags_valid(io_flags)) {
return -EINVAL;
}
if (lba_count == 0 || lba_count > UINT16_MAX + 1) {
return -EINVAL;
}