conv-core/cpuaffinity.c File Reference

Go to the source code of this file.

Data Structures
struct	_hostnameMsg
struct	_rankMsg
Typedefs
typedef struct _hostnameMsg	hostnameMsg
typedef struct _rankMsg	rankMsg
Functions
	CpvDeclare (int, myCPUAffToCore)
	CpvDeclare (void *, myProcStatFP)
static int	in_exclude (int core)
static void	add_exclude (int core)
int	set_cpu_affinity (unsigned int cpuid)
int	set_thread_affinity (int cpuid)
int	CmiSetCPUAffinity (int mycore)
int	print_cpu_affinity ()
int	print_thread_affinity ()
int	CmiPrintCPUAffinity ()
int	CmiOnCore ()
static void	cpuAffinityHandler (void *m)
static void	cpuAffinityRecvHandler (void *msg)
static int	search_pemap (char *pecoremap, int pe)
int	getXTNodeID (int mpirank, int nummpiranks)
	getXTNodeID returns nodeID corresponding to the MPI rank (possibly obtained from CmiMyNode()/CmiNodeOf(pe)) passed to it
void	CmiInitCPUAffinity (char **argv)
void	CmiInitCPUAffinityUtil ()
Variables
static int	excludecore [MAX_EXCLUDE] = {-1}
static int	excludecount = 0
static int	affinity_doneflag = 0
static int	cpuAffinityHandlerIdx
static int	cpuAffinityRecvHandlerIdx
static rankMsg *	rankmsg = NULL
static CmmTable	hostTable
static CmiNodeLock	affLock = 0

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Typedef Documentation

typedef struct _hostnameMsg hostnameMsg

typedef struct _rankMsg rankMsg

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Function Documentation

CpvDeclare	(	int	,
		myCPUAffToCore
	)

CpvDeclare	(	void *	,
		myProcStatFP
	)

static int in_exclude

(

int

core

)

[static]

Definition at line 64 of file cpuaffinity.c.

Referenced by add_exclude(), and cpuAffinityHandler().

static void add_exclude

(

int

core

)

[static]

Definition at line 71 of file cpuaffinity.c.

References in_exclude().

Referenced by CmiInitCPUAffinity().

int set_cpu_affinity

(

unsigned int

cpuid

)

Definition at line 95 of file cpuaffinity.c.

Referenced by CmiSetCPUAffinity(), and set_thread_affinity().

int set_thread_affinity

(

int

cpuid

)

Definition at line 132 of file cpuaffinity.c.

References s, set_cpu_affinity(), and Cpthread_s::thread.

Referenced by CmiSetCPUAffinity().

int CmiSetCPUAffinity

(

int

mycore

)

Definition at line 173 of file cpuaffinity.c.

References CmiAbort(), CmiError(), CmiNumCores(), set_cpu_affinity(), and set_thread_affinity().

Referenced by CmiInitCPUAffinity(), cpuAffinityRecvHandler(), and ndhThreadWork().

int print_cpu_affinity

(

)

Definition at line 198 of file cpuaffinity.c.

References CmiMyPe(), CmiPrintf(), and printf().

Referenced by CmiPrintCPUAffinity().

int print_thread_affinity

(

)

Definition at line 238 of file cpuaffinity.c.

References CmiMyPe(), CmiPrintf(), s, and Cpthread_s::thread.

Referenced by CmiPrintCPUAffinity().

int CmiPrintCPUAffinity

(

)

Definition at line 267 of file cpuaffinity.c.

References CmiPrintf(), print_cpu_affinity(), and print_thread_affinity().

Referenced by CmiInitCPUAffinity().

int CmiOnCore

(

)

Definition at line 276 of file cpuaffinity.c.

References n, and printf().

Referenced by FuncNodeHelper::createPThreads().

static void cpuAffinityHandler

(

void *

m

)

[static]

Definition at line 329 of file cpuaffinity.c.

References CmiFree(), CmiMyPe(), Converse::CmiSyncBroadcastAllAndFree(), CmmFree(), CmmPut(), in_exclude(), _hostnameMsg::ip, msg, _hostnameMsg::ncores, _rankMsg::nodes, _hostnameMsg::pe, _hostnameMsg::rank, _rankMsg::ranks, _hostnameMsg::seq, and tag.

Referenced by CmiInitCPUAffinity().

static void cpuAffinityRecvHandler

(

void *

msg

)

[static]

Definition at line 391 of file cpuaffinity.c.

References CmiAbort(), CmiFree(), CmiMyPe(), CmiPrintf(), CmiSetCPUAffinity(), _rankMsg::nodes, and _rankMsg::ranks.

Referenced by CmiInitCPUAffinity().

static int search_pemap	(	char *	pecoremap,
		int	pe
	)			[static]

Definition at line 417 of file cpuaffinity.c.

References free(), malloc(), printf(), and ptr.

Referenced by CmiInitCPUAffinity().

int getXTNodeID	(	int	mpirank,
		int	nummpiranks
	)

getXTNodeID returns nodeID corresponding to the MPI rank (possibly obtained from CmiMyNode()/CmiNodeOf(pe)) passed to it

Definition at line 28 of file CrayNid.c.

Referenced by CmiInitCPUAffinity(), and LrtsInitCpuTopo().

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Variable Documentation

int excludecore[MAX_EXCLUDE] = {-1} [static]

Definition at line 59 of file cpuaffinity.c.

int excludecount = 0 [static]

Definition at line 60 of file cpuaffinity.c.

int affinity_doneflag = 0 [static]

Definition at line 62 of file cpuaffinity.c.

int cpuAffinityHandlerIdx [static]

Definition at line 306 of file cpuaffinity.c.

int cpuAffinityRecvHandlerIdx [static]

Definition at line 307 of file cpuaffinity.c.

rankMsg* rankmsg = NULL [static]

Definition at line 324 of file cpuaffinity.c.

CmmTable hostTable [static]

Definition at line 325 of file cpuaffinity.c.

CmiNodeLock affLock = 0 [static]

Definition at line 326 of file cpuaffinity.c.