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| author | Taehee Yoo <ap420073@gmail.com> | 2021-03-25 17:16:54 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-03-26 23:14:56 +0100 |
| commit | 4b200e398953c237c86d32bf26d4cb2a96556a6f (patch) | |
| tree | 40febf5ba26cff9106672157f1f3f51612933847 /drivers/s390 | |
| parent | mld: convert ipv6_mc_socklist->sflist to RCU (diff) | |
| download | linux-4b200e398953c237c86d32bf26d4cb2a96556a6f.tar.xz linux-4b200e398953c237c86d32bf26d4cb2a96556a6f.zip | |
mld: convert ip6_sf_list to RCU
The ip6_sf_list has been protected by mca_lock(spin_lock) so that the
critical section is atomic context. In order to switch this context,
changing locking is needed. The ip6_sf_list actually already protected
by RTNL So if it's converted to use RCU, its control path context can
be switched to sleepable.
But It doesn't remove mca_lock yet because ifmcaddr6 isn't converted
to RCU yet. So, It's not fully converted to the sleepable context.
Suggested-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: Taehee Yoo <ap420073@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/s390')
0 files changed, 0 insertions, 0 deletions