Detailed Description

Fast context switching inspired from SystemV ucontexts.

The main difference to the System V context is that Raw Contexts are much faster because they don't preserve the signal mask when switching. This saves a system call (at least on Linux) on each context switch.

Inheritance diagram for simgrid::kernel::context::RawContext:

Public Member Functions
	RawContext (std::function< void()> code, void_pfn_smxprocess_t cleanup_func, smx_actor_t process)

	~RawContext () override

void	stop () override

void	suspend () override

void	resume ()

Public Member Functions inherited from simgrid::kernel::context::Context
	Context (std::function< void()> code, void_pfn_smxprocess_t cleanup_func, smx_actor_t process)

void	operator() ()

bool	has_code () const

smx_actor_t	process ()

void	set_cleanup (void_pfn_smxprocess_t cleanup)

virtual	~Context ()

Static Public Member Functions
static void	wrapper (void *arg)

Protected Attributes
void *	stack_ = nullptr

void *	stack_top_ = nullptr
	pointer to top the stack stack More...

Additional Inherited Members
Public Attributes inherited from simgrid::kernel::context::Context
bool	iwannadie

Constructor & Destructor Documentation

◆ RawContext()

simgrid::kernel::context::RawContext::RawContext	(	std::function< void()>	code,
		void_pfn_smxprocess_t	cleanup_func,
		smx_actor_t	process
	)

◆ ~RawContext()

simgrid::kernel::context::RawContext::~RawContext ( )

override

Member Function Documentation

◆ wrapper()

void simgrid::kernel::context::RawContext::wrapper ( void * arg )

static

◆ stop()

void simgrid::kernel::context::RawContext::stop ( )

overridevirtual

Reimplemented from simgrid::kernel::context::Context.

◆ suspend()

void simgrid::kernel::context::RawContext::suspend ( )

overridevirtual

Implements simgrid::kernel::context::Context.

◆ resume()

void simgrid::kernel::context::RawContext::resume ( )

Member Data Documentation

◆ stack_

void* simgrid::kernel::context::RawContext::stack_ = nullptr

protected

◆ stack_top_

void* simgrid::kernel::context::RawContext::stack_top_ = nullptr

protected

pointer to top the stack stack

The documentation for this class was generated from the following file:

src/kernel/context/ContextRaw.cpp