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ircd::vg: Add stack register/deregister to interface.

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ircd::vg: Use extern const bool for active(); minor reorg.
This commit is contained in:
Jason Volk 2020-10-16 09:48:33 -07:00
parent 8759f9d209
commit f6bc11b76a
6 changed files with 38 additions and 9 deletions
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8
include/ircd/vg.h
View file

@ -14,7 +14,7 @@
/// Valgrind memcheck hypercall suite
namespace ircd::vg
{
bool active() noexcept;
extern const bool active;
size_t errors() noexcept;
bool defined(const const_buffer &) noexcept;
@ -22,3 +22,9 @@ namespace ircd::vg
void set_undefined(const const_buffer &) noexcept;
void set_noaccess(const const_buffer &) noexcept;
}
namespace ircd::vg::stack
{
uint add(const mutable_buffer &) noexcept;
void del(const uint &id) noexcept;
}

2
ircd/Makefile.am
View file

@ -121,10 +121,10 @@ libircd_la_LIBADD = \
libircd_la_SOURCES =#
libircd_la_SOURCES += assert.cc
libircd_la_SOURCES += info.cc
libircd_la_SOURCES += vg.cc
libircd_la_SOURCES += allocator.cc
libircd_la_SOURCES += allocator_gnu.cc
libircd_la_SOURCES += allocator_je.cc
libircd_la_SOURCES += vg.cc
libircd_la_SOURCES += exception.cc
libircd_la_SOURCES += util.cc
libircd_la_SOURCES += demangle.cc

2
ircd/db_allocator.cc
View file

@ -70,7 +70,7 @@ ircd::db::database::allocator::mlock_enabled
mlock_limit == -1UL
// mlock2() not supported by valgrind
&& !vg::active()
&& !vg::active
};
decltype(ircd::db::database::allocator::mlock_current)

4
ircd/info.cc
View file

@ -283,8 +283,8 @@ ircd::info::dump_cpu_info_x86()
hardware::virtualized?
"virtual"_sv:
"physical"_sv,
vg::active()?
" valgrind "_sv:
vg::active?
" valgrind"_sv:
""_sv,
support,
};

29
ircd/vg.cc
View file

@ -61,15 +61,38 @@ noexcept
#endif
}
bool
ircd::vg::active()
noexcept
decltype(ircd::vg::active)
ircd::vg::active{[]() -> bool
{
#ifdef HAVE_VALGRIND_VALGRIND_H
return RUNNING_ON_VALGRIND;
#else
return false;
#endif
}()};
//
// vg::stack
//
void
ircd::vg::stack::del(const uint &id)
noexcept
{
#ifdef HAVE_VALGRIND_MEMCHECK_H
VALGRIND_STACK_DEREGISTER(id);
#endif
}
uint
ircd::vg::stack::add(const mutable_buffer &buf)
noexcept
{
#ifdef HAVE_VALGRIND_MEMCHECK_H
return VALGRIND_STACK_REGISTER(ircd::data(buf) + ircd::size(buf), ircd::data(buf));
#else
return 0;
#endif
}
///////////////////////////////////////////////////////////////////////////////

2
modules/console.cc
View file

@ -1339,7 +1339,7 @@ console_cmd__mem__get(opt &out, const string_view &line)
bool
console_cmd__vg(opt &out, const string_view &line)
{
if(vg::active())
if(vg::active)
out << "running on valgrind" << std::endl;
else
out << "bare metal" << std::endl;