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-rw-r--r--erts/emulator/sys/common/erl_check_io.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/erts/emulator/sys/common/erl_check_io.c b/erts/emulator/sys/common/erl_check_io.c
index 834b77eb58..f0854e8730 100644
--- a/erts/emulator/sys/common/erl_check_io.c
+++ b/erts/emulator/sys/common/erl_check_io.c
@@ -148,10 +148,11 @@ struct removed_fd {
#ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS
static int max_fds = -1;
#endif
-#define DRV_EV_STATE_LOCK_CNT 16
+
+#define DRV_EV_STATE_LOCK_CNT 128
static union {
erts_mtx_t lck;
- byte _cache_line_alignment[64];
+ byte _cache_line_alignment[ERTS_ALC_CACHE_LINE_ALIGN_SIZE(sizeof(erts_mtx_t))];
}drv_ev_state_locks[DRV_EV_STATE_LOCK_CNT];
static ERTS_INLINE erts_mtx_t* fd_mtx(ErtsSysFdType fd)