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[NET]: Convert RTNL to mutex.

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This patch turns the RTNL from a semaphore to a new 2.6.16 mutex and
gets rid of some of the leftover legacy.

Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Stephen Hemminger 2006-03-20 22:23:58 -08:00 • committed by David S. Miller
parent 253aa11578
commit 6756ae4b4e
8 changed files with 51 additions and 51 deletions
Download patch file Download diff file Expand all files Collapse all files

24
net/ipv4/igmp.c
View file

@ -1730,7 +1730,7 @@ int ip_mc_join_group(struct sock *sk , struct ip_mreqn *imr)
if (!MULTICAST(addr))
return -EINVAL;
rtnl_shlock();
rtnl_lock();
in_dev = ip_mc_find_dev(imr);
@ -1763,7 +1763,7 @@ int ip_mc_join_group(struct sock *sk , struct ip_mreqn *imr)
ip_mc_inc_group(in_dev, addr);
err = 0;
done:
rtnl_shunlock();
rtnl_unlock();
return err;
}
@ -1837,7 +1837,7 @@ int ip_mc_source(int add, int omode, struct sock *sk, struct
if (!MULTICAST(addr))
return -EINVAL;
rtnl_shlock();
rtnl_lock();
imr.imr_multiaddr.s_addr = mreqs->imr_multiaddr;
imr.imr_address.s_addr = mreqs->imr_interface;
@ -1947,7 +1947,7 @@ int ip_mc_source(int add, int omode, struct sock *sk, struct
ip_mc_add_src(in_dev, &mreqs->imr_multiaddr, omode, 1,
&mreqs->imr_sourceaddr, 1);
done:
rtnl_shunlock();
rtnl_unlock();
if (leavegroup)
return ip_mc_leave_group(sk, &imr);
return err;
@ -1970,7 +1970,7 @@ int ip_mc_msfilter(struct sock *sk, struct ip_msfilter *msf, int ifindex)
msf->imsf_fmode != MCAST_EXCLUDE)
return -EINVAL;
rtnl_shlock();
rtnl_lock();
imr.imr_multiaddr.s_addr = msf->imsf_multiaddr;
imr.imr_address.s_addr = msf->imsf_interface;
@ -2030,7 +2030,7 @@ int ip_mc_msfilter(struct sock *sk, struct ip_msfilter *msf, int ifindex)
pmc->sfmode = msf->imsf_fmode;
err = 0;
done:
rtnl_shunlock();
rtnl_unlock();
if (leavegroup)
err = ip_mc_leave_group(sk, &imr);
return err;
@ -2050,7 +2050,7 @@ int ip_mc_msfget(struct sock *sk, struct ip_msfilter *msf,
if (!MULTICAST(addr))
return -EINVAL;
rtnl_shlock();
rtnl_lock();
imr.imr_multiaddr.s_addr = msf->imsf_multiaddr;
imr.imr_address.s_addr = msf->imsf_interface;
@ -2072,7 +2072,7 @@ int ip_mc_msfget(struct sock *sk, struct ip_msfilter *msf,
goto done;
msf->imsf_fmode = pmc->sfmode;
psl = pmc->sflist;
rtnl_shunlock();
rtnl_unlock();
if (!psl) {
len = 0;
count = 0;
@ -2091,7 +2091,7 @@ int ip_mc_msfget(struct sock *sk, struct ip_msfilter *msf,
return -EFAULT;
return 0;
done:
rtnl_shunlock();
rtnl_unlock();
return err;
}
@ -2112,7 +2112,7 @@ int ip_mc_gsfget(struct sock *sk, struct group_filter *gsf,
if (!MULTICAST(addr))
return -EINVAL;
rtnl_shlock();
rtnl_lock();
err = -EADDRNOTAVAIL;
@ -2125,7 +2125,7 @@ int ip_mc_gsfget(struct sock *sk, struct group_filter *gsf,
goto done;
gsf->gf_fmode = pmc->sfmode;
psl = pmc->sflist;
rtnl_shunlock();
rtnl_unlock();
count = psl ? psl->sl_count : 0;
copycount = count < gsf->gf_numsrc ? count : gsf->gf_numsrc;
gsf->gf_numsrc = count;
@ -2146,7 +2146,7 @@ int ip_mc_gsfget(struct sock *sk, struct group_filter *gsf,
}
return 0;
done:
rtnl_shunlock();
rtnl_unlock();
return err;
}