The commit is pushed to "branch-rh9-5.14.vz9.1.x-ovz" and will appear at
https://src.openvz.org/scm/ovz/vzkernel.git
after rh9-5.14.0-4.vz9.10.16
------>
commit a923d524b365ba6c2efe089071db2acc583a00b6
Author: Alexander Mikhalitsyn <alexander.mikhalit...@virtuozzo.com>
Date: Mon Oct 25 15:55:22 2021 +0300
printk: define struct member aliases for log_buf*
These aliases are needed to make crash work properly
and allow it to extract dmesg ringbuffer data.
Fixes: 40428a8d4e0b ("ve/printk: Introduce struct "log_state" and virtualize
log_buf/log_buf_len")
https://jira.sw.ru/browse/PSBM-135139
Signed-off-by: Alexander Mikhalitsyn <alexander.mikhalit...@virtuozzo.com>
---
kernel/printk/printk.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index ff8a41260284..1f62085c1064 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -448,6 +448,13 @@ static void ____ ## name ## _definition(void)
\
: : "g" (offsetof(typeof(inst), memb))); \
} \
extern typeof(inst.memb) name;
+/*
+ * See dump_log(int msg_flags) function.
+ *
+ * https://github.com/crash-utility/crash/blob/7.3.0/kernel.c#L5040
+ */
+DEFINE_STRUCT_MEMBER_ALIAS(log_buf, init_log_state, buf);
+DEFINE_STRUCT_MEMBER_ALIAS(log_buf_len, init_log_state, buf_len);
DEFINE_STRUCT_MEMBER_ALIAS(clear_seq, init_log_state, clear_seq);
DEFINE_STRUCT_MEMBER_ALIAS(prb, init_log_state, prb);
#undef DEFINE_STRUCT_MEMBER_ALIAS
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