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mdbx: fix auto-recovery weak->steady with the same boot-id (don't truncate DB to size from steady-meta).

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Change-Id: Ib1c7f845bdf49fb9101b01aa868f8567172e5590
This commit is contained in:
Leonid Yuriev 2021-01-27 16:48:03 +03:00
parent 86db3670aa
commit 62b2e31bf4
1 changed files with 5 additions and 3 deletions
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8
src/core.c
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@ -9525,10 +9525,12 @@ static __cold int mdbx_read_header(MDBX_env *env, MDBX_meta *dest,
continue;
if ((env->me_stuck_meta < 0)
? mdbx_meta_ot(prefer_steady, env, dest, meta)
? mdbx_meta_ot(meta_bootid_match(meta) ? prefer_last
: prefer_steady,
env, dest, meta)
: (meta_number == (unsigned)env->me_stuck_meta)) {
*dest = *meta;
if (!META_IS_STEADY(dest))
if (!lck_exclusive && !META_IS_STEADY(dest))
loop_limit += 1; /* LY: should re-read to hush race with update */
mdbx_verbose("latch meta[%u]", meta_number);
}
@ -10631,7 +10633,7 @@ static __cold int mdbx_setup_dxb(MDBX_env *env, const int lck_rc) {
break;
if (lck_rc == /* lck exclusive */ MDBX_RESULT_TRUE) {
mdbx_assert(env, META_IS_STEADY(&meta) && !META_IS_STEADY(head));
mdbx_assert(env, META_IS_STEADY(steady) && !META_IS_STEADY(head));
if (meta_bootid_match(head)) {
MDBX_meta clone = *head;
uint64_t filesize = env->me_dbgeo.now;