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Results 31 - 40 of 40 for m_gsignal (0.15 sec)
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src/runtime/race.go
} //go:nosplit func racewriterangepc(addr unsafe.Pointer, sz, callpc, pc uintptr) { gp := getg() if gp != gp.m.curg { // The call is coming from manual instrumentation of Go code running on g0/gsignal. // Not interesting. return } if callpc != 0 { racefuncenter(callpc) } racewriterangepc1(uintptr(addr), sz, pc) if callpc != 0 { racefuncexit() } } //go:nosplit
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Fri May 17 18:37:29 UTC 2024 - 20.4K bytes - Viewed (0) -
src/runtime/cgocheck.go
} if cgoIsGoPointer(unsafe.Pointer(dst)) { return } // If we are running on the system stack then dst might be an // address on the stack, which is OK. gp := getg() if gp == gp.m.g0 || gp == gp.m.gsignal { return } // Allocating memory can write to various mfixalloc structs // that look like they are non-Go memory. if gp.m.mallocing != 0 { return }
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Tue Apr 09 04:07:57 UTC 2024 - 7.6K bytes - Viewed (0) -
src/runtime/stubs.go
// fn must not return at all; typically it ends by calling schedule, to let the m // run other goroutines. // // mcall can only be called from g stacks (not g0, not gsignal). // // This must NOT be go:noescape: if fn is a stack-allocated closure, // fn puts g on a run queue, and g executes before fn returns, the // closure will be invalidated while it is still executing. func mcall(fn func(*g))
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Wed May 29 17:58:53 UTC 2024 - 20.2K bytes - Viewed (0) -
src/runtime/os_linux.go
} // Called to initialize a new m (including the bootstrap m). // Called on the parent thread (main thread in case of bootstrap), can allocate memory. func mpreinit(mp *m) { mp.gsignal = malg(32 * 1024) // Linux wants >= 2K mp.gsignal.m = mp } func gettid() uint32 // Called to initialize a new m (including the bootstrap m). // Called on the new thread, cannot allocate memory. func minit() { minitSignals()
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Mon Mar 25 19:53:03 UTC 2024 - 25.9K bytes - Viewed (0) -
src/runtime/proc.go
} sigblock(true) unminit() // Free the gsignal stack. if mp.gsignal != nil { stackfree(mp.gsignal.stack) // On some platforms, when calling into VDSO (e.g. nanotime) // we store our g on the gsignal stack, if there is one. // Now the stack is freed, unlink it from the m, so we // won't write to it when calling VDSO code. mp.gsignal = nil } // Remove m from allm.
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Wed May 29 17:58:53 UTC 2024 - 207.5K bytes - Viewed (0) -
src/runtime/stack.go
} if thisg.m.morebuf.g.ptr() != thisg.m.curg { print("runtime: newstack called from g=", hex(thisg.m.morebuf.g), "\n"+"\tm=", thisg.m, " m->curg=", thisg.m.curg, " m->g0=", thisg.m.g0, " m->gsignal=", thisg.m.gsignal, "\n") morebuf := thisg.m.morebuf traceback(morebuf.pc, morebuf.sp, morebuf.lr, morebuf.g.ptr()) throw("runtime: wrong goroutine in newstack") } gp := thisg.m.curg
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Wed May 22 22:31:00 UTC 2024 - 41.1K bytes - Viewed (0) -
src/runtime/arena.go
} // Prevent preemption as we set up the space for a new object. // // Act like we're allocating. mp := acquirem() if mp.mallocing != 0 { throw("malloc deadlock") } if mp.gsignal == getg() { throw("malloc during signal") } mp.mallocing = 1 var ptr unsafe.Pointer if !typ.Pointers() { // Allocate pointer-less objects from the tail end of the chunk.
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Wed May 08 17:44:56 UTC 2024 - 37.9K bytes - Viewed (0) -
src/runtime/runtime2.go
// It is stack.lo+StackGuard normally, but can be StackPreempt to trigger a preemption. // stackguard1 is the stack pointer compared in the //go:systemstack stack growth prologue. // It is stack.lo+StackGuard on g0 and gsignal stacks. // It is ~0 on other goroutine stacks, to trigger a call to morestackc (and crash). stack stack // offset known to runtime/cgo stackguard0 uintptr // offset known to liblink
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Thu May 30 17:57:37 UTC 2024 - 47.9K bytes - Viewed (0) -
src/runtime/malloc.go
assistG := deductAssistCredit(size) // Set mp.mallocing to keep from being preempted by GC. mp := acquirem() if mp.mallocing != 0 { throw("malloc deadlock") } if mp.gsignal == getg() { throw("malloc during signal") } mp.mallocing = 1 shouldhelpgc := false dataSize := userSize c := getMCache(mp) if c == nil {
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Wed May 29 17:58:53 UTC 2024 - 59.6K bytes - Viewed (0) -
src/runtime/os_windows.go
sigprof(c.ip(), c.sp(), c.lr(), gp, mp) } func gFromSP(mp *m, sp uintptr) *g { if gp := mp.g0; gp != nil && gp.stack.lo < sp && sp < gp.stack.hi { return gp } if gp := mp.gsignal; gp != nil && gp.stack.lo < sp && sp < gp.stack.hi { return gp } if gp := mp.curg; gp != nil && gp.stack.lo < sp && sp < gp.stack.hi { return gp } return nil } func profileLoop() {
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Fri Apr 26 22:55:25 UTC 2024 - 41.5K bytes - Viewed (0)