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PDU further optimize iscsi_add_data()

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This patch further improves add data and esepcially preassigns
the right amount of memory where the amount is preknown
This commit is contained in:
Peter Lieven
2012-11-05 15:13:50 +01:00
parent b5183d5e30
commit 65cd38e8ff
5 changed files with 51 additions and 14 deletions
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10
include/iscsi-private.h
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@@ -215,11 +215,21 @@ void iscsi_free_scsi_cbdata(struct iscsi_context *iscsi, struct iscsi_scsi_cbdat
struct iscsi_pdu *iscsi_allocate_pdu(struct iscsi_context *iscsi,
enum iscsi_opcode opcode,
enum iscsi_opcode response_opcode);
struct iscsi_pdu *iscsi_allocate_pdu_size(struct iscsi_context *iscsi,
enum iscsi_opcode opcode,
enum iscsi_opcode response_opcode,
size_t payload_size);
struct iscsi_pdu *iscsi_allocate_pdu_with_itt_flags(struct iscsi_context *iscsi,
enum iscsi_opcode opcode,
enum iscsi_opcode response_opcode,
uint32_t itt,
uint32_t flags);
struct iscsi_pdu *iscsi_allocate_pdu_with_itt_flags_size(struct iscsi_context *iscsi,
enum iscsi_opcode opcode,
enum iscsi_opcode response_opcode,
uint32_t itt,
uint32_t flags,
size_t payload_size);
void iscsi_free_pdu(struct iscsi_context *iscsi, struct iscsi_pdu *pdu);
void iscsi_pdu_set_pduflags(struct iscsi_pdu *pdu, unsigned char flags);
void iscsi_pdu_set_immediate(struct iscsi_pdu *pdu);

1
include/iscsi.h
View File

@@ -33,7 +33,6 @@ struct iscsi_context;
struct sockaddr;
#define MAX_STRING_SIZE (255)
#define PAGE_SIZE (4096)
/*
* Syntax for normal and portal/discovery URLs.