Greg Kroah-Hartman
37485a3025
There are a lot of different structures that need to have a "frozen" abi for the next 5+ years. Add padding to a lot of them in order to be able to handle any future changes that might be needed due to LTS and security fixes that might come up. It's a best guess, based on what has happened in the past from the 5.4.0..5.4.129 release (1 1/2 years). Yes, past changes do not mean that future changes will also be needed in the same area, but that is a hint that those areas are both well maintained and looked after, and there have been previous problems found in them. Also the list of structures that are being required based on OEM usage in the android/ symbol lists were consulted as that's a larger list than what has been changed in the past. Hopefully we caught everything we need to worry about, only time will tell... Bug: 151154716 Signed-off-by: Greg Kroah-Hartman <gregkh@google.com> Change-Id: I880bbcda0628a7459988eeb49d18655522697664
86 lines
2.0 KiB
C
86 lines
2.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __NETNS_XFRM_H
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#define __NETNS_XFRM_H
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#include <linux/list.h>
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#include <linux/wait.h>
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#include <linux/workqueue.h>
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#include <linux/rhashtable-types.h>
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#include <linux/xfrm.h>
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#include <linux/android_kabi.h>
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#include <net/dst_ops.h>
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struct ctl_table_header;
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struct xfrm_policy_hash {
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struct hlist_head __rcu *table;
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unsigned int hmask;
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u8 dbits4;
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u8 sbits4;
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u8 dbits6;
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u8 sbits6;
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};
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struct xfrm_policy_hthresh {
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struct work_struct work;
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seqlock_t lock;
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u8 lbits4;
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u8 rbits4;
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u8 lbits6;
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u8 rbits6;
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};
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struct netns_xfrm {
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struct list_head state_all;
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/*
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* Hash table to find appropriate SA towards given target (endpoint of
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* tunnel or destination of transport mode) allowed by selector.
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*
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* Main use is finding SA after policy selected tunnel or transport
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* mode. Also, it can be used by ah/esp icmp error handler to find
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* offending SA.
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*/
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struct hlist_head __rcu *state_bydst;
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struct hlist_head __rcu *state_bysrc;
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struct hlist_head __rcu *state_byspi;
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unsigned int state_hmask;
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unsigned int state_num;
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struct work_struct state_hash_work;
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struct list_head policy_all;
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struct hlist_head *policy_byidx;
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unsigned int policy_idx_hmask;
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struct hlist_head policy_inexact[XFRM_POLICY_MAX];
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struct xfrm_policy_hash policy_bydst[XFRM_POLICY_MAX];
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unsigned int policy_count[XFRM_POLICY_MAX * 2];
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struct work_struct policy_hash_work;
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struct xfrm_policy_hthresh policy_hthresh;
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struct list_head inexact_bins;
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struct sock *nlsk;
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struct sock *nlsk_stash;
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u32 sysctl_aevent_etime;
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u32 sysctl_aevent_rseqth;
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int sysctl_larval_drop;
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u32 sysctl_acq_expires;
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#ifdef CONFIG_SYSCTL
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struct ctl_table_header *sysctl_hdr;
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#endif
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struct dst_ops xfrm4_dst_ops;
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#if IS_ENABLED(CONFIG_IPV6)
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struct dst_ops xfrm6_dst_ops;
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#endif
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spinlock_t xfrm_state_lock;
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seqcount_t xfrm_state_hash_generation;
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spinlock_t xfrm_policy_lock;
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struct mutex xfrm_cfg_mutex;
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ANDROID_KABI_RESERVE(1);
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};
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#endif
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