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| author | ptitSeb <sebastien.chev@gmail.com> | 2021-06-05 17:51:28 +0200 |
|---|---|---|
| committer | ptitSeb <sebastien.chev@gmail.com> | 2021-06-05 17:51:28 +0200 |
| commit | a5be3727e9df6de1cff249da4126cd5d9263f354 (patch) | |
| tree | 82d4f06c0309006184b09d576160451da1dd5081 /src/libtools | |
| parent | 836b646e24f21bc63ed1a5f1d93c8b96b009c1db (diff) | |
| download | box64-a5be3727e9df6de1cff249da4126cd5d9263f354.tar.gz box64-a5be3727e9df6de1cff249da4126cd5d9263f354.zip | |
Better handling of on-purpose SIGSEGV
Diffstat (limited to 'src/libtools')
| -rwxr-xr-x | src/libtools/signals.c | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/src/libtools/signals.c b/src/libtools/signals.c index adc28413..34669f30 100755 --- a/src/libtools/signals.c +++ b/src/libtools/signals.c @@ -771,11 +771,22 @@ void my_box64signalhandler(int32_t sig, siginfo_t* info, void * ucntx) if(db && db->x64_addr>= addr && (db->x64_addr+db->x64_size)<addr) { dynarec_log(LOG_INFO, "Warning, addr inside current dynablock!\n"); } + static void* glitch_pc = NULL; + static void* glitch_addr = NULL; + static int glitch_prot = 0; if(addr && pc && db) { - // probably a glitch due to intensive multitask... - dynarec_log(/*LOG_DEBUG*/LOG_INFO, "SIGSEGV with Access error on %p for %p , db=%p, retrying\n", pc, addr, db); - relockMutex(Locks); - return; // try again + if((glitch_pc!=pc || glitch_addr!=addr || glitch_prot!=prot)) { + // probably a glitch due to intensive multitask... + dynarec_log(/*LOG_DEBUG*/LOG_INFO, "SIGSEGV with Access error on %p for %p , db=%p, retrying\n", pc, addr, db); + relockMutex(Locks); + glitch_pc = pc; + glitch_addr = addr; + glitch_prot = prot; + return; // try again + } + glitch_pc = NULL; + glitch_addr = NULL; + glitch_prot = 0; } } #else |