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net: in_irq() cleanup 

Replace the obsolete and ambiguos macro in_irq() with new
macro in_hardirq().

Signed-off-by: Changbin Du <changbin.du@gmail.com>
Link: https://lore.kernel.org/r/20210813145749.86512-1-changbin.du@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Changbin Du 2021-08-13 22:57:49 +08:00 committed by Jakub Kicinski
parent 39a0876d59
commit afa79d08c6
5 changed files with 8 additions and 8 deletions
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2
include/linux/netdevice.h
View File

@ -3956,7 +3956,7 @@ void __dev_kfree_skb_any(struct sk_buff *skb, enum skb_free_reason reason);
/*
* It is not allowed to call kfree_skb() or consume_skb() from hardware
* interrupt context or with hardware interrupts being disabled.
* (in_irq() || irqs_disabled())
* (in_hardirq() || irqs_disabled())
*
* We provide four helpers that can be used in following contexts :
*

4
net/core/bpf_sk_storage.c
View File

@ -416,7 +416,7 @@ static bool bpf_sk_storage_tracing_allowed(const struct bpf_prog *prog)
BPF_CALL_4(bpf_sk_storage_get_tracing, struct bpf_map *, map, struct sock *, sk,
void *, value, u64, flags)
{
if (in_irq() || in_nmi())
if (in_hardirq() || in_nmi())
return (unsigned long)NULL;
return (unsigned long)____bpf_sk_storage_get(map, sk, value, flags);
@ -425,7 +425,7 @@ BPF_CALL_4(bpf_sk_storage_get_tracing, struct bpf_map *, map, struct sock *, sk,
BPF_CALL_2(bpf_sk_storage_delete_tracing, struct bpf_map *, map,
struct sock *, sk)
{
if (in_irq() || in_nmi())
if (in_hardirq() || in_nmi())
return -EPERM;
return ____bpf_sk_storage_delete(map, sk);

2
net/core/dev.c
View File

@ -3107,7 +3107,7 @@ EXPORT_SYMBOL(__dev_kfree_skb_irq);
void __dev_kfree_skb_any(struct sk_buff *skb, enum skb_free_reason reason)
{
if (in_irq() || irqs_disabled())
if (in_hardirq() || irqs_disabled())
__dev_kfree_skb_irq(skb, reason);
else
dev_kfree_skb(skb);

6
net/core/skbuff.c
View File

@ -156,7 +156,7 @@ void *__netdev_alloc_frag_align(unsigned int fragsz, unsigned int align_mask)
void *data;
fragsz = SKB_DATA_ALIGN(fragsz);
if (in_irq() || irqs_disabled()) {
if (in_hardirq() || irqs_disabled()) {
nc = this_cpu_ptr(&netdev_alloc_cache);
data = page_frag_alloc_align(nc, fragsz, GFP_ATOMIC, align_mask);
} else {
@ -502,7 +502,7 @@ struct sk_buff *__netdev_alloc_skb(struct net_device *dev, unsigned int len,
if (sk_memalloc_socks())
gfp_mask |= __GFP_MEMALLOC;
if (in_irq() || irqs_disabled()) {
if (in_hardirq() || irqs_disabled()) {
nc = this_cpu_ptr(&netdev_alloc_cache);
data = page_frag_alloc(nc, len, gfp_mask);
pfmemalloc = nc->pfmemalloc;
@ -724,7 +724,7 @@ void skb_release_head_state(struct sk_buff *skb)
{
skb_dst_drop(skb);
if (skb->destructor) {
WARN_ON(in_irq());
WARN_ON(in_hardirq());
skb->destructor(skb);
}
#if IS_ENABLED(CONFIG_NF_CONNTRACK)

2
net/nfc/rawsock.c
View File

@ -140,7 +140,7 @@ static void rawsock_data_exchange_complete(void *context, struct sk_buff *skb,
{
struct sock *sk = (struct sock *) context;
BUG_ON(in_irq());
BUG_ON(in_hardirq());
pr_debug("sk=%p err=%d\n", sk, err);