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net: speedup rmmod

This commit is contained in:
Thomas Schoebel-Theuer 2017-08-08 18:08:35 +02:00 committed by Thomas Schoebel-Theuer
parent e85f9afffb
commit 2c6615e5ea
1 changed files with 8 additions and 0 deletions
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8
kernel/mars_net.c
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@ -190,6 +190,8 @@ int mars_create_socket(struct mars_socket *msock, struct sockaddr_storage *addr,
struct sockaddr *sockaddr = (void*)addr;
int status = -EEXIST;
if (!mars_net_is_alive)
goto final;
if (unlikely(atomic_read(&msock->s_count))) {
MARS_ERR("#%d socket already in use\n", msock->s_debug_nr);
goto final;
@ -259,6 +261,8 @@ int mars_accept_socket(struct mars_socket *new_msock, struct mars_socket *old_ms
struct socket *new_socket = NULL;
bool ok;
if (!mars_net_is_alive)
goto final;
ok = mars_get_socket(old_msock);
if (likely(ok)) {
struct socket *sock = old_msock->s_socket;
@ -289,6 +293,7 @@ int mars_accept_socket(struct mars_socket *new_msock, struct mars_socket *old_ms
err:
mars_put_socket(old_msock);
}
final:
return status;
}
EXPORT_SYMBOL_GPL(mars_accept_socket);
@ -364,6 +369,9 @@ bool mars_socket_is_alive(struct mars_socket *msock)
{
bool ok;
bool res = false;
if (!mars_net_is_alive)
goto done;
if (!msock->s_socket || !msock->s_alive)
goto done;
if (unlikely(atomic_read(&msock->s_count) <= 0)) {