From a69339d9f8c73d2a0a2369289b464db00c479302 Mon Sep 17 00:00:00 2001 From: Lukas Larsson Date: Wed, 12 Jul 2017 14:56:09 +0200 Subject: erts: Remove ERTS_SMP and USE_THREAD defines This refactor was done using the unifdef tool like this: for file in $(find erts/ -name *.[ch]); do unifdef -t -f defile -o $file $file; done where defile contained: #define ERTS_SMP 1 #define USE_THREADS 1 #define DDLL_SMP 1 #define ERTS_HAVE_SMP_EMU 1 #define SMP 1 #define ERL_BITS_REENTRANT 1 #define ERTS_USE_ASYNC_READY_Q 1 #define FDBLOCK 1 #undef ERTS_POLL_NEED_ASYNC_INTERRUPT_SUPPORT #define ERTS_POLL_ASYNC_INTERRUPT_SUPPORT 0 #define ERTS_POLL_USE_WAKEUP_PIPE 1 #define ERTS_POLL_USE_UPDATE_REQUESTS_QUEUE 1 #undef ERTS_HAVE_PLAIN_EMU #undef ERTS_SIGNAL_STATE --- erts/emulator/beam/register.c | 34 ---------------------------------- 1 file changed, 34 deletions(-) (limited to 'erts/emulator/beam/register.c') diff --git a/erts/emulator/beam/register.c b/erts/emulator/beam/register.c index bf3267cff1..aec8777e8b 100644 --- a/erts/emulator/beam/register.c +++ b/erts/emulator/beam/register.c @@ -47,7 +47,6 @@ static erts_smp_rwmtx_t regtab_rwmtx; #define reg_read_unlock() erts_smp_rwmtx_runlock(®tab_rwmtx) #define reg_write_unlock() erts_smp_rwmtx_rwunlock(®tab_rwmtx) -#ifdef ERTS_SMP static ERTS_INLINE void reg_safe_read_lock(Process *c_p, ErtsProcLocks *c_p_locks) { @@ -94,7 +93,6 @@ reg_safe_write_lock(Process *c_p, ErtsProcLocks *c_p_locks) reg_write_lock(); } -#endif static ERTS_INLINE int is_proc_alive(Process *p) @@ -193,7 +191,6 @@ int erts_register_name(Process *c_p, Eterm name, Eterm id) } } -#ifdef ERTS_SMP { ErtsProcLocks proc_locks = proc ? ERTS_PROC_LOCK_MAIN : 0; reg_safe_write_lock(proc, &proc_locks); @@ -201,7 +198,6 @@ int erts_register_name(Process *c_p, Eterm name, Eterm id) if (proc && !proc_locks) erts_smp_proc_lock(c_p, ERTS_PROC_LOCK_MAIN); } -#endif if (is_internal_pid(id)) { if (!proc) @@ -272,7 +268,6 @@ erts_whereis_name_to_id(Process *c_p, Eterm name) HashValue hval; int ix; HashBucket* b; -#ifdef ERTS_SMP ErtsProcLocks c_p_locks = 0; if (c_p) { c_p_locks = ERTS_PROC_LOCK_MAIN; @@ -282,7 +277,6 @@ erts_whereis_name_to_id(Process *c_p, Eterm name) if (c_p && !c_p_locks) erts_smp_proc_lock(c_p, ERTS_PROC_LOCK_MAIN); -#endif hval = REG_HASH(name); ix = hval % process_reg.size; @@ -331,7 +325,6 @@ erts_whereis_name(Process *c_p, HashValue hval; int ix; HashBucket* b; -#ifdef ERTS_SMP ErtsProcLocks current_c_p_locks; Port *pending_port = NULL; @@ -348,7 +341,6 @@ erts_whereis_name(Process *c_p, * - read reg lock * - current_c_p_locks (either c_p_locks or 0) on c_p */ -#endif hval = REG_HASH(name); ix = hval % process_reg.size; @@ -370,7 +362,6 @@ erts_whereis_name(Process *c_p, if (!rp) *proc = NULL; else { -#ifdef ERTS_SMP if (!rp->p) *proc = NULL; else { @@ -391,13 +382,6 @@ erts_whereis_name(Process *c_p, *proc = NULL; } } -#else - if (rp->p - && ((flags & ERTS_P2P_FLG_ALLOW_OTHER_X) || is_proc_alive(rp->p))) - *proc = rp->p; - else - *proc = NULL; -#endif if (*proc && (flags & ERTS_P2P_FLG_INC_REFC)) erts_proc_inc_refc(*proc); } @@ -407,7 +391,6 @@ erts_whereis_name(Process *c_p, if (!rp || !rp->pt) *port = NULL; else { -#ifdef ERTS_SMP if (lock_port) { if (pending_port == rp->pt) pending_port = NULL; @@ -433,17 +416,14 @@ erts_whereis_name(Process *c_p, } ERTS_SMP_LC_ASSERT(erts_lc_is_port_locked(rp->pt)); } -#endif *port = rp->pt; } } -#ifdef ERTS_SMP if (c_p && !current_c_p_locks) erts_smp_proc_lock(c_p, c_p_locks); if (pending_port) erts_port_release(pending_port); -#endif reg_read_unlock(); } @@ -476,7 +456,6 @@ int erts_unregister_name(Process *c_p, RegProc r, *rp; Port *port = c_prt; ErtsProcLocks current_c_p_locks = 0; -#ifdef ERTS_SMP /* * SMP note: If 'c_prt != NULL' and 'c_prt->reg->name == name', @@ -492,18 +471,15 @@ int erts_unregister_name(Process *c_p, restart: reg_safe_write_lock(c_p, ¤t_c_p_locks); -#endif r.name = name; if (is_non_value(name)) { /* Unregister current process name */ ASSERT(c_p); -#ifdef ERTS_SMP if (current_c_p_locks != c_p_locks) { erts_smp_proc_lock(c_p, c_p_locks); current_c_p_locks = c_p_locks; } -#endif if (c_p->common.u.alive.reg) { r.name = c_p->common.u.alive.reg->name; } else { @@ -516,7 +492,6 @@ int erts_unregister_name(Process *c_p, if ((rp = (RegProc*) hash_get(&process_reg, (void*) &r)) != NULL) { if (rp->pt) { if (port != rp->pt) { -#ifdef ERTS_SMP if (port) { ASSERT(port != c_prt); erts_port_release(port); @@ -534,7 +509,6 @@ int erts_unregister_name(Process *c_p, port = erts_id2port(id); goto restart; } -#endif port = rp->pt; } @@ -553,7 +527,6 @@ int erts_unregister_name(Process *c_p, } else if (rp->p) { -#ifdef ERTS_SMP erts_proc_safelock(c_p, current_c_p_locks, c_p_locks, @@ -561,17 +534,14 @@ int erts_unregister_name(Process *c_p, (c_p == rp->p) ? current_c_p_locks : 0, ERTS_PROC_LOCK_MAIN); current_c_p_locks = c_p_locks; -#endif rp->p->common.u.alive.reg = NULL; if (IS_TRACED_FL(rp->p, F_TRACE_PROCS)) { trace_proc(rp->p, (c_p == rp->p) ? c_p_locks : ERTS_PROC_LOCK_MAIN, rp->p, am_unregister, r.name); } -#ifdef ERTS_SMP if (rp->p != c_p) { erts_smp_proc_unlock(rp->p, ERTS_PROC_LOCK_MAIN); } -#endif } hash_erase(&process_reg, (void*) &r); res = 1; @@ -588,11 +558,9 @@ int erts_unregister_name(Process *c_p, erts_smp_port_lock(c_prt); } } -#ifdef ERTS_SMP if (c_p && !current_c_p_locks) { erts_smp_proc_lock(c_p, c_p_locks); } -#endif return res; } @@ -633,14 +601,12 @@ BIF_RETTYPE registered_0(BIF_ALIST_0) Uint need; Eterm* hp; HashBucket **bucket; -#ifdef ERTS_SMP ErtsProcLocks proc_locks = ERTS_PROC_LOCK_MAIN; ERTS_SMP_CHK_HAVE_ONLY_MAIN_PROC_LOCK(BIF_P); reg_safe_read_lock(BIF_P, &proc_locks); if (!proc_locks) erts_smp_proc_lock(BIF_P, ERTS_PROC_LOCK_MAIN); -#endif bucket = process_reg.bucket; -- cgit v1.2.3