sharedBufHeader Struct Reference
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This struct is used as the first portion of a shared memory region, followed by data. More...

Collaboration diagram for sharedBufHeader:

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Data Fields
int	count
int	bytes
OSSpinLock	lock
volatile int	flagSender
volatile int	flagReceiver
volatile int	turn
CmiMemorySMPSeparation_t	pad1
CmiMemorySMPSeparation_t	pad2

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Detailed Description

This struct is used as the first portion of a shared memory region, followed by data.

Definition at line 101 of file machine-pxshm.c.

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Field Documentation

int sharedBufHeader::count

Definition at line 102 of file machine-pxshm.c.

Referenced by CmiSendMessagePxshm(), CmiSendMessageXpmem(), emptyAllRecvBufs(), emptyRecvBuf(), sendMessage(), and setupSharedBuffers().

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The documentation for this struct was generated from the following files:

• arch/net/machine-pxshm.c
• arch/net/machine-sysvshm.c
• arch/util/machine-pxshm.c
• arch/util/machine-xpmem.c