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introduce restricted pointer aliasing marker

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The 'restrict' keyword is recognized in C99, while type qualifier
'__restrict' compiles ok in C with all language levels. This patch
is to replace the existing 'restrict' with '__rte_restrict' which
is a common wrapper supported by all compilers.

Signed-off-by: Joyce Kong <joyce.kong@arm.com>
Reviewed-by: Phil Yang <phil.yang@arm.com>
Reviewed-by: Ruifeng Wang <ruifeng.wang@arm.com>
Acked-by: Jerin Jacob <jerinj@marvell.com>
This commit is contained in:
Joyce Kong 2020-07-10 10:38:48 +08:00 committed by David Marchand
parent eff30b59cc
commit 428e684795
4 changed files with 128 additions and 118 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
drivers/net/i40e/i40e_rxtx_vec_neon.c
View File

@ -172,8 +172,8 @@ desc_to_olflags_v(struct i40e_rx_queue *rxq, uint64x2_t descs[4],
#define I40E_UINT16_BIT (CHAR_BIT * sizeof(uint16_t))
static inline void
desc_to_ptype_v(uint64x2_t descs[4], struct rte_mbuf **__restrict rx_pkts,
uint32_t *__restrict ptype_tbl)
desc_to_ptype_v(uint64x2_t descs[4], struct rte_mbuf **__rte_restrict rx_pkts,
uint32_t *__rte_restrict ptype_tbl)
{
int i;
uint8_t ptype;
@ -194,8 +194,9 @@ desc_to_ptype_v(uint64x2_t descs[4], struct rte_mbuf **__restrict rx_pkts,
* numbers of DD bits
*/
static inline uint16_t
_recv_raw_pkts_vec(struct i40e_rx_queue *__restrict rxq, struct rte_mbuf
**__restrict rx_pkts, uint16_t nb_pkts, uint8_t *split_packet)
_recv_raw_pkts_vec(struct i40e_rx_queue *__rte_restrict rxq,
struct rte_mbuf **__rte_restrict rx_pkts,
uint16_t nb_pkts, uint8_t *split_packet)
{
volatile union i40e_rx_desc *rxdp;
struct i40e_rx_entry *sw_ring;
@ -432,8 +433,8 @@ _recv_raw_pkts_vec(struct i40e_rx_queue *__restrict rxq, struct rte_mbuf
* numbers of DD bits
*/
uint16_t
i40e_recv_pkts_vec(void *__restrict rx_queue,
struct rte_mbuf **__restrict rx_pkts, uint16_t nb_pkts)
i40e_recv_pkts_vec(void *__rte_restrict rx_queue,
struct rte_mbuf **__rte_restrict rx_pkts, uint16_t nb_pkts)
{
return _recv_raw_pkts_vec(rx_queue, rx_pkts, nb_pkts, NULL);
}
@ -504,8 +505,8 @@ vtx(volatile struct i40e_tx_desc *txdp, struct rte_mbuf **pkt,
}
uint16_t
i40e_xmit_fixed_burst_vec(void *__restrict tx_queue,
struct rte_mbuf **__restrict tx_pkts, uint16_t nb_pkts)
i40e_xmit_fixed_burst_vec(void *__rte_restrict tx_queue,
struct rte_mbuf **__rte_restrict tx_pkts, uint16_t nb_pkts)
{
struct i40e_tx_queue *txq = (struct i40e_tx_queue *)tx_queue;
volatile struct i40e_tx_desc *txdp;

208
drivers/net/mlx5/mlx5_rxtx.c
View File

@ -113,13 +113,13 @@ mlx5_queue_state_modify(struct rte_eth_dev *dev,
struct mlx5_mp_arg_queue_state_modify *sm);
static inline void
mlx5_lro_update_tcp_hdr(struct rte_tcp_hdr *restrict tcp,
volatile struct mlx5_cqe *restrict cqe,
mlx5_lro_update_tcp_hdr(struct rte_tcp_hdr *__rte_restrict tcp,
volatile struct mlx5_cqe *__rte_restrict cqe,
uint32_t phcsum);
static inline void
mlx5_lro_update_hdr(uint8_t *restrict padd,
volatile struct mlx5_cqe *restrict cqe,
mlx5_lro_update_hdr(uint8_t *__rte_restrict padd,
volatile struct mlx5_cqe *__rte_restrict cqe,
uint32_t len);
uint32_t mlx5_ptype_table[] __rte_cache_aligned = {
@ -374,7 +374,7 @@ mlx5_set_swp_types_table(void)
* Software Parser flags are set by pointer.
*/
static __rte_always_inline uint32_t
txq_mbuf_to_swp(struct mlx5_txq_local *restrict loc,
txq_mbuf_to_swp(struct mlx5_txq_local *__rte_restrict loc,
uint8_t *swp_flags,
unsigned int olx)
{
@ -747,7 +747,7 @@ check_err_cqe_seen(volatile struct mlx5_err_cqe *err_cqe)
* the error completion entry is handled successfully.
*/
static int
mlx5_tx_error_cqe_handle(struct mlx5_txq_data *restrict txq,
mlx5_tx_error_cqe_handle(struct mlx5_txq_data *__rte_restrict txq,
volatile struct mlx5_err_cqe *err_cqe)
{
if (err_cqe->syndrome != MLX5_CQE_SYNDROME_WR_FLUSH_ERR) {
@ -1508,8 +1508,8 @@ mlx5_rx_burst(void *dpdk_rxq, struct rte_mbuf **pkts, uint16_t pkts_n)
* The L3 pseudo-header checksum.
*/
static inline void
mlx5_lro_update_tcp_hdr(struct rte_tcp_hdr *restrict tcp,
volatile struct mlx5_cqe *restrict cqe,
mlx5_lro_update_tcp_hdr(struct rte_tcp_hdr *__rte_restrict tcp,
volatile struct mlx5_cqe *__rte_restrict cqe,
uint32_t phcsum)
{
uint8_t l4_type = (rte_be_to_cpu_16(cqe->hdr_type_etc) &
@ -1550,8 +1550,8 @@ mlx5_lro_update_tcp_hdr(struct rte_tcp_hdr *restrict tcp,
* The packet length.
*/
static inline void
mlx5_lro_update_hdr(uint8_t *restrict padd,
volatile struct mlx5_cqe *restrict cqe,
mlx5_lro_update_hdr(uint8_t *__rte_restrict padd,
volatile struct mlx5_cqe *__rte_restrict cqe,
uint32_t len)
{
union {
@ -1965,7 +1965,7 @@ mlx5_check_vec_rx_support(struct rte_eth_dev *dev __rte_unused)
* compile time and may be used for optimization.
*/
static __rte_always_inline void
mlx5_tx_free_mbuf(struct rte_mbuf **restrict pkts,
mlx5_tx_free_mbuf(struct rte_mbuf **__rte_restrict pkts,
unsigned int pkts_n,
unsigned int olx __rte_unused)
{
@ -2070,7 +2070,7 @@ mlx5_tx_free_mbuf(struct rte_mbuf **restrict pkts,
* compile time and may be used for optimization.
*/
static __rte_always_inline void
mlx5_tx_free_elts(struct mlx5_txq_data *restrict txq,
mlx5_tx_free_elts(struct mlx5_txq_data *__rte_restrict txq,
uint16_t tail,
unsigned int olx __rte_unused)
{
@ -2111,8 +2111,8 @@ mlx5_tx_free_elts(struct mlx5_txq_data *restrict txq,
* compile time and may be used for optimization.
*/
static __rte_always_inline void
mlx5_tx_copy_elts(struct mlx5_txq_data *restrict txq,
struct rte_mbuf **restrict pkts,
mlx5_tx_copy_elts(struct mlx5_txq_data *__rte_restrict txq,
struct rte_mbuf **__rte_restrict pkts,
unsigned int pkts_n,
unsigned int olx __rte_unused)
{
@ -2148,7 +2148,7 @@ mlx5_tx_copy_elts(struct mlx5_txq_data *restrict txq,
* compile time and may be used for optimization.
*/
static __rte_always_inline void
mlx5_tx_comp_flush(struct mlx5_txq_data *restrict txq,
mlx5_tx_comp_flush(struct mlx5_txq_data *__rte_restrict txq,
volatile struct mlx5_cqe *last_cqe,
unsigned int olx __rte_unused)
{
@ -2179,7 +2179,7 @@ mlx5_tx_comp_flush(struct mlx5_txq_data *restrict txq,
* routine smaller, simple and faster - from experiments.
*/
static void
mlx5_tx_handle_completion(struct mlx5_txq_data *restrict txq,
mlx5_tx_handle_completion(struct mlx5_txq_data *__rte_restrict txq,
unsigned int olx __rte_unused)
{
unsigned int count = MLX5_TX_COMP_MAX_CQE;
@ -2268,8 +2268,8 @@ mlx5_tx_handle_completion(struct mlx5_txq_data *restrict txq,
* compile time and may be used for optimization.
*/
static __rte_always_inline void
mlx5_tx_request_completion(struct mlx5_txq_data *restrict txq,
struct mlx5_txq_local *restrict loc,
mlx5_tx_request_completion(struct mlx5_txq_data *__rte_restrict txq,
struct mlx5_txq_local *__rte_restrict loc,
unsigned int olx)
{
uint16_t head = txq->elts_head;
@ -2316,7 +2316,7 @@ mlx5_tx_request_completion(struct mlx5_txq_data *restrict txq,
int
mlx5_tx_descriptor_status(void *tx_queue, uint16_t offset)
{
struct mlx5_txq_data *restrict txq = tx_queue;
struct mlx5_txq_data *__rte_restrict txq = tx_queue;
uint16_t used;
mlx5_tx_handle_completion(txq, 0);
@ -2347,14 +2347,14 @@ mlx5_tx_descriptor_status(void *tx_queue, uint16_t offset)
* compile time and may be used for optimization.
*/
static __rte_always_inline void
mlx5_tx_cseg_init(struct mlx5_txq_data *restrict txq,
struct mlx5_txq_local *restrict loc __rte_unused,
struct mlx5_wqe *restrict wqe,
mlx5_tx_cseg_init(struct mlx5_txq_data *__rte_restrict txq,
struct mlx5_txq_local *__rte_restrict loc __rte_unused,
struct mlx5_wqe *__rte_restrict wqe,
unsigned int ds,
unsigned int opcode,
unsigned int olx __rte_unused)
{
struct mlx5_wqe_cseg *restrict cs = &wqe->cseg;
struct mlx5_wqe_cseg *__rte_restrict cs = &wqe->cseg;
/* For legacy MPW replace the EMPW by TSO with modifier. */
if (MLX5_TXOFF_CONFIG(MPW) && opcode == MLX5_OPCODE_ENHANCED_MPSW)
@ -2382,12 +2382,12 @@ mlx5_tx_cseg_init(struct mlx5_txq_data *restrict txq,
* compile time and may be used for optimization.
*/
static __rte_always_inline void
mlx5_tx_eseg_none(struct mlx5_txq_data *restrict txq __rte_unused,
struct mlx5_txq_local *restrict loc,
struct mlx5_wqe *restrict wqe,
mlx5_tx_eseg_none(struct mlx5_txq_data *__rte_restrict txq __rte_unused,
struct mlx5_txq_local *__rte_restrict loc,
struct mlx5_wqe *__rte_restrict wqe,
unsigned int olx)
{
struct mlx5_wqe_eseg *restrict es = &wqe->eseg;
struct mlx5_wqe_eseg *__rte_restrict es = &wqe->eseg;
uint32_t csum;
/*
@ -2440,13 +2440,13 @@ mlx5_tx_eseg_none(struct mlx5_txq_data *restrict txq __rte_unused,
* compile time and may be used for optimization.
*/
static __rte_always_inline void
mlx5_tx_eseg_dmin(struct mlx5_txq_data *restrict txq __rte_unused,
struct mlx5_txq_local *restrict loc,
struct mlx5_wqe *restrict wqe,
mlx5_tx_eseg_dmin(struct mlx5_txq_data *__rte_restrict txq __rte_unused,
struct mlx5_txq_local *__rte_restrict loc,
struct mlx5_wqe *__rte_restrict wqe,
unsigned int vlan,
unsigned int olx)
{
struct mlx5_wqe_eseg *restrict es = &wqe->eseg;
struct mlx5_wqe_eseg *__rte_restrict es = &wqe->eseg;
uint32_t csum;
uint8_t *psrc, *pdst;
@ -2524,15 +2524,15 @@ mlx5_tx_eseg_dmin(struct mlx5_txq_data *restrict txq __rte_unused,
* Pointer to the next Data Segment (aligned and wrapped around).
*/
static __rte_always_inline struct mlx5_wqe_dseg *
mlx5_tx_eseg_data(struct mlx5_txq_data *restrict txq,
struct mlx5_txq_local *restrict loc,
struct mlx5_wqe *restrict wqe,
mlx5_tx_eseg_data(struct mlx5_txq_data *__rte_restrict txq,
struct mlx5_txq_local *__rte_restrict loc,
struct mlx5_wqe *__rte_restrict wqe,
unsigned int vlan,
unsigned int inlen,
unsigned int tso,
unsigned int olx)
{
struct mlx5_wqe_eseg *restrict es = &wqe->eseg;
struct mlx5_wqe_eseg *__rte_restrict es = &wqe->eseg;
uint32_t csum;
uint8_t *psrc, *pdst;
unsigned int part;
@ -2650,7 +2650,7 @@ mlx5_tx_eseg_data(struct mlx5_txq_data *restrict txq,
*/
static __rte_always_inline unsigned int
mlx5_tx_mseg_memcpy(uint8_t *pdst,
struct mlx5_txq_local *restrict loc,
struct mlx5_txq_local *__rte_restrict loc,
unsigned int len,
unsigned int must,
unsigned int olx __rte_unused)
@ -2747,15 +2747,15 @@ mlx5_tx_mseg_memcpy(uint8_t *pdst,
* wrapping check on its own).
*/
static __rte_always_inline struct mlx5_wqe_dseg *
mlx5_tx_eseg_mdat(struct mlx5_txq_data *restrict txq,
struct mlx5_txq_local *restrict loc,
struct mlx5_wqe *restrict wqe,
mlx5_tx_eseg_mdat(struct mlx5_txq_data *__rte_restrict txq,
struct mlx5_txq_local *__rte_restrict loc,
struct mlx5_wqe *__rte_restrict wqe,
unsigned int vlan,
unsigned int inlen,
unsigned int tso,
unsigned int olx)
{
struct mlx5_wqe_eseg *restrict es = &wqe->eseg;
struct mlx5_wqe_eseg *__rte_restrict es = &wqe->eseg;
uint32_t csum;
uint8_t *pdst;
unsigned int part, tlen = 0;
@ -2851,9 +2851,9 @@ mlx5_tx_eseg_mdat(struct mlx5_txq_data *restrict txq,
* compile time and may be used for optimization.
*/
static __rte_always_inline void
mlx5_tx_dseg_ptr(struct mlx5_txq_data *restrict txq,
struct mlx5_txq_local *restrict loc,
struct mlx5_wqe_dseg *restrict dseg,
mlx5_tx_dseg_ptr(struct mlx5_txq_data *__rte_restrict txq,
struct mlx5_txq_local *__rte_restrict loc,
struct mlx5_wqe_dseg *__rte_restrict dseg,
uint8_t *buf,
unsigned int len,
unsigned int olx __rte_unused)
@ -2885,9 +2885,9 @@ mlx5_tx_dseg_ptr(struct mlx5_txq_data *restrict txq,
* compile time and may be used for optimization.
*/
static __rte_always_inline void
mlx5_tx_dseg_iptr(struct mlx5_txq_data *restrict txq,
struct mlx5_txq_local *restrict loc,
struct mlx5_wqe_dseg *restrict dseg,
mlx5_tx_dseg_iptr(struct mlx5_txq_data *__rte_restrict txq,
struct mlx5_txq_local *__rte_restrict loc,
struct mlx5_wqe_dseg *__rte_restrict dseg,
uint8_t *buf,
unsigned int len,
unsigned int olx __rte_unused)
@ -2961,9 +2961,9 @@ mlx5_tx_dseg_iptr(struct mlx5_txq_data *restrict txq,
* last packet in the eMPW session.
*/
static __rte_always_inline struct mlx5_wqe_dseg *
mlx5_tx_dseg_empw(struct mlx5_txq_data *restrict txq,
struct mlx5_txq_local *restrict loc __rte_unused,
struct mlx5_wqe_dseg *restrict dseg,
mlx5_tx_dseg_empw(struct mlx5_txq_data *__rte_restrict txq,
struct mlx5_txq_local *__rte_restrict loc __rte_unused,
struct mlx5_wqe_dseg *__rte_restrict dseg,
uint8_t *buf,
unsigned int len,
unsigned int olx __rte_unused)
@ -3024,9 +3024,9 @@ mlx5_tx_dseg_empw(struct mlx5_txq_data *restrict txq,
* Ring buffer wraparound check is needed.
*/
static __rte_always_inline struct mlx5_wqe_dseg *
mlx5_tx_dseg_vlan(struct mlx5_txq_data *restrict txq,
struct mlx5_txq_local *restrict loc __rte_unused,
struct mlx5_wqe_dseg *restrict dseg,
mlx5_tx_dseg_vlan(struct mlx5_txq_data *__rte_restrict txq,
struct mlx5_txq_local *__rte_restrict loc __rte_unused,
struct mlx5_wqe_dseg *__rte_restrict dseg,
uint8_t *buf,
unsigned int len,
unsigned int olx __rte_unused)
@ -3112,15 +3112,15 @@ mlx5_tx_dseg_vlan(struct mlx5_txq_data *restrict txq,
* Actual size of built WQE in segments.
*/
static __rte_always_inline unsigned int
mlx5_tx_mseg_build(struct mlx5_txq_data *restrict txq,
struct mlx5_txq_local *restrict loc,
struct mlx5_wqe *restrict wqe,
mlx5_tx_mseg_build(struct mlx5_txq_data *__rte_restrict txq,
struct mlx5_txq_local *__rte_restrict loc,
struct mlx5_wqe *__rte_restrict wqe,
unsigned int vlan,
unsigned int inlen,
unsigned int tso,
unsigned int olx __rte_unused)
{
struct mlx5_wqe_dseg *restrict dseg;
struct mlx5_wqe_dseg *__rte_restrict dseg;
unsigned int ds;
MLX5_ASSERT((rte_pktmbuf_pkt_len(loc->mbuf) + vlan) >= inlen);
@ -3225,11 +3225,11 @@ dseg_done:
* Local context variables partially updated.
*/
static __rte_always_inline enum mlx5_txcmp_code
mlx5_tx_packet_multi_tso(struct mlx5_txq_data *restrict txq,
struct mlx5_txq_local *restrict loc,
mlx5_tx_packet_multi_tso(struct mlx5_txq_data *__rte_restrict txq,
struct mlx5_txq_local *__rte_restrict loc,
unsigned int olx)
{
struct mlx5_wqe *restrict wqe;
struct mlx5_wqe *__rte_restrict wqe;
unsigned int ds, dlen, inlen, ntcp, vlan = 0;
/*
@ -3314,12 +3314,12 @@ mlx5_tx_packet_multi_tso(struct mlx5_txq_data *restrict txq,
* Local context variables partially updated.
*/
static __rte_always_inline enum mlx5_txcmp_code
mlx5_tx_packet_multi_send(struct mlx5_txq_data *restrict txq,
struct mlx5_txq_local *restrict loc,
mlx5_tx_packet_multi_send(struct mlx5_txq_data *__rte_restrict txq,
struct mlx5_txq_local *__rte_restrict loc,
unsigned int olx)
{
struct mlx5_wqe_dseg *restrict dseg;
struct mlx5_wqe *restrict wqe;
struct mlx5_wqe_dseg *__rte_restrict dseg;
struct mlx5_wqe *__rte_restrict wqe;
unsigned int ds, nseg;
MLX5_ASSERT(NB_SEGS(loc->mbuf) > 1);
@ -3422,11 +3422,11 @@ mlx5_tx_packet_multi_send(struct mlx5_txq_data *restrict txq,
* Local context variables partially updated.
*/
static __rte_always_inline enum mlx5_txcmp_code
mlx5_tx_packet_multi_inline(struct mlx5_txq_data *restrict txq,
struct mlx5_txq_local *restrict loc,
mlx5_tx_packet_multi_inline(struct mlx5_txq_data *__rte_restrict txq,
struct mlx5_txq_local *__rte_restrict loc,
unsigned int olx)
{
struct mlx5_wqe *restrict wqe;
struct mlx5_wqe *__rte_restrict wqe;
unsigned int ds, inlen, dlen, vlan = 0;
MLX5_ASSERT(MLX5_TXOFF_CONFIG(INLINE));
@ -3587,10 +3587,10 @@ do_align:
* Local context variables updated.
*/
static __rte_always_inline enum mlx5_txcmp_code
mlx5_tx_burst_mseg(struct mlx5_txq_data *restrict txq,
struct rte_mbuf **restrict pkts,
mlx5_tx_burst_mseg(struct mlx5_txq_data *__rte_restrict txq,
struct rte_mbuf **__rte_restrict pkts,
unsigned int pkts_n,
struct mlx5_txq_local *restrict loc,
struct mlx5_txq_local *__rte_restrict loc,
unsigned int olx)
{
MLX5_ASSERT(loc->elts_free && loc->wqe_free);
@ -3676,10 +3676,10 @@ mlx5_tx_burst_mseg(struct mlx5_txq_data *restrict txq,
* Local context variables updated.
*/
static __rte_always_inline enum mlx5_txcmp_code
mlx5_tx_burst_tso(struct mlx5_txq_data *restrict txq,
struct rte_mbuf **restrict pkts,
mlx5_tx_burst_tso(struct mlx5_txq_data *__rte_restrict txq,
struct rte_mbuf **__rte_restrict pkts,
unsigned int pkts_n,
struct mlx5_txq_local *restrict loc,
struct mlx5_txq_local *__rte_restrict loc,
unsigned int olx)
{
MLX5_ASSERT(loc->elts_free && loc->wqe_free);
@ -3687,8 +3687,8 @@ mlx5_tx_burst_tso(struct mlx5_txq_data *restrict txq,
pkts += loc->pkts_sent + 1;
pkts_n -= loc->pkts_sent;
for (;;) {
struct mlx5_wqe_dseg *restrict dseg;
struct mlx5_wqe *restrict wqe;
struct mlx5_wqe_dseg *__rte_restrict dseg;
struct mlx5_wqe *__rte_restrict wqe;
unsigned int ds, dlen, hlen, ntcp, vlan = 0;
uint8_t *dptr;
@ -3800,8 +3800,8 @@ mlx5_tx_burst_tso(struct mlx5_txq_data *restrict txq,
* MLX5_TXCMP_CODE_EMPW - single-segment packet, use MPW.
*/
static __rte_always_inline enum mlx5_txcmp_code
mlx5_tx_able_to_empw(struct mlx5_txq_data *restrict txq,
struct mlx5_txq_local *restrict loc,
mlx5_tx_able_to_empw(struct mlx5_txq_data *__rte_restrict txq,
struct mlx5_txq_local *__rte_restrict loc,
unsigned int olx,
bool newp)
{
@ -3855,9 +3855,9 @@ mlx5_tx_able_to_empw(struct mlx5_txq_data *restrict txq,
* false - no match, eMPW should be restarted.
*/
static __rte_always_inline bool
mlx5_tx_match_empw(struct mlx5_txq_data *restrict txq __rte_unused,
struct mlx5_wqe_eseg *restrict es,
struct mlx5_txq_local *restrict loc,
mlx5_tx_match_empw(struct mlx5_txq_data *__rte_restrict txq __rte_unused,
struct mlx5_wqe_eseg *__rte_restrict es,
struct mlx5_txq_local *__rte_restrict loc,
uint32_t dlen,
unsigned int olx)
{
@ -3909,8 +3909,8 @@ mlx5_tx_match_empw(struct mlx5_txq_data *restrict txq __rte_unused,
* false - no match, eMPW should be restarted.
*/
static __rte_always_inline void
mlx5_tx_sdone_empw(struct mlx5_txq_data *restrict txq,
struct mlx5_txq_local *restrict loc,
mlx5_tx_sdone_empw(struct mlx5_txq_data *__rte_restrict txq,
struct mlx5_txq_local *__rte_restrict loc,
unsigned int ds,
unsigned int slen,
unsigned int olx __rte_unused)
@ -3954,11 +3954,11 @@ mlx5_tx_sdone_empw(struct mlx5_txq_data *restrict txq,
* false - no match, eMPW should be restarted.
*/
static __rte_always_inline void
mlx5_tx_idone_empw(struct mlx5_txq_data *restrict txq,
struct mlx5_txq_local *restrict loc,
mlx5_tx_idone_empw(struct mlx5_txq_data *__rte_restrict txq,
struct mlx5_txq_local *__rte_restrict loc,
unsigned int len,
unsigned int slen,
struct mlx5_wqe *restrict wqem,
struct mlx5_wqe *__rte_restrict wqem,
unsigned int olx __rte_unused)
{
struct mlx5_wqe_dseg *dseg = &wqem->dseg[0];
@ -4042,10 +4042,10 @@ mlx5_tx_idone_empw(struct mlx5_txq_data *restrict txq,
* No VLAN insertion is supported.
*/
static __rte_always_inline enum mlx5_txcmp_code
mlx5_tx_burst_empw_simple(struct mlx5_txq_data *restrict txq,
struct rte_mbuf **restrict pkts,
mlx5_tx_burst_empw_simple(struct mlx5_txq_data *__rte_restrict txq,
struct rte_mbuf **__rte_restrict pkts,
unsigned int pkts_n,
struct mlx5_txq_local *restrict loc,
struct mlx5_txq_local *__rte_restrict loc,
unsigned int olx)
{
/*
@ -4061,8 +4061,8 @@ mlx5_tx_burst_empw_simple(struct mlx5_txq_data *restrict txq,
pkts += loc->pkts_sent + 1;
pkts_n -= loc->pkts_sent;
for (;;) {
struct mlx5_wqe_dseg *restrict dseg;
struct mlx5_wqe_eseg *restrict eseg;
struct mlx5_wqe_dseg *__rte_restrict dseg;
struct mlx5_wqe_eseg *__rte_restrict eseg;
enum mlx5_txcmp_code ret;
unsigned int part, loop;
unsigned int slen = 0;
@ -4208,10 +4208,10 @@ next_empw:
* with inlining, optionally supports VLAN insertion.
*/
static __rte_always_inline enum mlx5_txcmp_code
mlx5_tx_burst_empw_inline(struct mlx5_txq_data *restrict txq,
struct rte_mbuf **restrict pkts,
mlx5_tx_burst_empw_inline(struct mlx5_txq_data *__rte_restrict txq,
struct rte_mbuf **__rte_restrict pkts,
unsigned int pkts_n,
struct mlx5_txq_local *restrict loc,
struct mlx5_txq_local *__rte_restrict loc,
unsigned int olx)
{
/*
@ -4227,8 +4227,8 @@ mlx5_tx_burst_empw_inline(struct mlx5_txq_data *restrict txq,
pkts += loc->pkts_sent + 1;
pkts_n -= loc->pkts_sent;
for (;;) {
struct mlx5_wqe_dseg *restrict dseg;
struct mlx5_wqe *restrict wqem;
struct mlx5_wqe_dseg *__rte_restrict dseg;
struct mlx5_wqe *__rte_restrict wqem;
enum mlx5_txcmp_code ret;
unsigned int room, part, nlim;
unsigned int slen = 0;
@ -4489,10 +4489,10 @@ next_mbuf:
* Data inlining and VLAN insertion are supported.
*/
static __rte_always_inline enum mlx5_txcmp_code
mlx5_tx_burst_single_send(struct mlx5_txq_data *restrict txq,
struct rte_mbuf **restrict pkts,
mlx5_tx_burst_single_send(struct mlx5_txq_data *__rte_restrict txq,
struct rte_mbuf **__rte_restrict pkts,
unsigned int pkts_n,
struct mlx5_txq_local *restrict loc,
struct mlx5_txq_local *__rte_restrict loc,
unsigned int olx)
{
/*
@ -4504,7 +4504,7 @@ mlx5_tx_burst_single_send(struct mlx5_txq_data *restrict txq,
pkts += loc->pkts_sent + 1;
pkts_n -= loc->pkts_sent;
for (;;) {
struct mlx5_wqe *restrict wqe;
struct mlx5_wqe *__rte_restrict wqe;
enum mlx5_txcmp_code ret;
MLX5_ASSERT(NB_SEGS(loc->mbuf) == 1);
@ -4602,7 +4602,7 @@ mlx5_tx_burst_single_send(struct mlx5_txq_data *restrict txq,
* not contain inlined data for eMPW due to
* segment shared for all packets.
*/
struct mlx5_wqe_dseg *restrict dseg;
struct mlx5_wqe_dseg *__rte_restrict dseg;
unsigned int ds;
uint8_t *dptr;
@ -4765,10 +4765,10 @@ single_no_inline:
}
static __rte_always_inline enum mlx5_txcmp_code
mlx5_tx_burst_single(struct mlx5_txq_data *restrict txq,
struct rte_mbuf **restrict pkts,
mlx5_tx_burst_single(struct mlx5_txq_data *__rte_restrict txq,
struct rte_mbuf **__rte_restrict pkts,
unsigned int pkts_n,
struct mlx5_txq_local *restrict loc,
struct mlx5_txq_local *__rte_restrict loc,
unsigned int olx)
{
enum mlx5_txcmp_code ret;
@ -4819,8 +4819,8 @@ ordinary_send:
* Number of packets successfully transmitted (<= pkts_n).
*/
static __rte_always_inline uint16_t
mlx5_tx_burst_tmpl(struct mlx5_txq_data *restrict txq,
struct rte_mbuf **restrict pkts,
mlx5_tx_burst_tmpl(struct mlx5_txq_data *__rte_restrict txq,
struct rte_mbuf **__rte_restrict pkts,
uint16_t pkts_n,
unsigned int olx)
{

12
examples/performance-thread/pthread_shim/pthread_shim.c
View File

@ -341,9 +341,9 @@ int pthread_cond_signal(pthread_cond_t *cond)
}
int
pthread_cond_timedwait(pthread_cond_t *__restrict cond,
pthread_mutex_t *__restrict mutex,
const struct timespec *__restrict time)
pthread_cond_timedwait(pthread_cond_t *__rte_restrict cond,
pthread_mutex_t *__rte_restrict mutex,
const struct timespec *__rte_restrict time)
{
NOT_IMPLEMENTED;
return _sys_pthread_funcs.f_pthread_cond_timedwait(cond, mutex, time);
@ -362,10 +362,10 @@ int pthread_cond_wait(pthread_cond_t *cond, pthread_mutex_t *mutex)
}
int
pthread_create(pthread_t *__restrict tid,
const pthread_attr_t *__restrict attr,
pthread_create(pthread_t *__rte_restrict tid,
const pthread_attr_t *__rte_restrict attr,
lthread_func_t func,
void *__restrict arg)
void *__rte_restrict arg)
{
if (override) {
int lcore = -1;

9
lib/librte_eal/include/rte_common.h
View File

@ -103,6 +103,15 @@ typedef uint16_t unaligned_uint16_t;
*/
#define __rte_unused __attribute__((__unused__))
/**
* Mark pointer as restricted with regard to pointer aliasing.
*/
#if !defined(__STDC_VERSION__) || __STDC_VERSION__ < 199901L
#define __rte_restrict __restrict
#else
#define __rte_restrict restrict
#endif
/**
* definition to mark a variable or function parameter as used so
* as to avoid a compiler warning