| |
|
 |
|
 |
|
|
|
| |
|
|
xen-changelog
[Xen-changelog] [linux-2.6.18-xen] [PVSCSI] Fix some issues
# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1228827794 0
# Node ID 8761101c3ed59296bec2525264ef619cdd40d0f5
# Parent eccc622d03af649ed32981d979263893f99d75f4
[PVSCSI] Fix some issues
Signed-off-by: James Harper <james.harper@xxxxxxxxxxxxxxxx>
Signed-off-by: Tomonari Horikoshi <t.horikoshi@xxxxxxxxxxxxxx>
Signed-off-by: Jun Kamada <kama@xxxxxxxxxxxxxx>
---
drivers/xen/scsiback/emulate.c | 150 +++++++++++++++++++++++------------------
1 files changed, 85 insertions(+), 65 deletions(-)
diff -r eccc622d03af -r 8761101c3ed5 drivers/xen/scsiback/emulate.c
--- a/drivers/xen/scsiback/emulate.c Tue Dec 09 13:02:38 2008 +0000
+++ b/drivers/xen/scsiback/emulate.c Tue Dec 09 13:03:14 2008 +0000
@@ -73,6 +73,11 @@
#define VSCSI_MAX_SCSI_OP_CODE 256
static unsigned char bitmap[VSCSI_MAX_SCSI_OP_CODE];
+#define NO_EMULATE(cmd) \
+ bitmap[cmd] = VSCSIIF_NEED_CMD_EXEC; \
+ pre_function[cmd] = NULL; \
+ post_function[cmd] = NULL
+
/*
@@ -377,74 +382,89 @@ void scsiback_emulation_init(void)
*/
/*
- This command is Non emulation.
+ Following commands do not require emulation.
*/
- bitmap[TEST_UNIT_READY] = VSCSIIF_NEED_CMD_EXEC;
- pre_function[TEST_UNIT_READY] = NULL;
- post_function[TEST_UNIT_READY] = NULL;
-
- bitmap[REZERO_UNIT] = VSCSIIF_NEED_CMD_EXEC;
- pre_function[REZERO_UNIT] = NULL;
- post_function[REZERO_UNIT] = NULL;
-
- bitmap[REQUEST_SENSE] = VSCSIIF_NEED_CMD_EXEC;
- pre_function[REQUEST_SENSE] = NULL;
- post_function[REQUEST_SENSE] = NULL;
-
- bitmap[FORMAT_UNIT] = VSCSIIF_NEED_CMD_EXEC;
- pre_function[FORMAT_UNIT] = NULL;
- post_function[FORMAT_UNIT] = NULL;
-
- bitmap[READ_BLOCK_LIMITS] = VSCSIIF_NEED_CMD_EXEC;
- pre_function[READ_BLOCK_LIMITS] = NULL;
- post_function[READ_BLOCK_LIMITS] = NULL;
-
- bitmap[READ_6] = VSCSIIF_NEED_CMD_EXEC;
- pre_function[READ_6] = NULL;
- post_function[READ_6] = NULL;
-
- bitmap[WRITE_6] = VSCSIIF_NEED_CMD_EXEC;
- pre_function[WRITE_6] = NULL;
- post_function[WRITE_6] = NULL;
-
- bitmap[WRITE_FILEMARKS] = VSCSIIF_NEED_CMD_EXEC;
- pre_function[WRITE_FILEMARKS] = NULL;
- post_function[WRITE_FILEMARKS] = NULL;
-
- bitmap[SPACE] = VSCSIIF_NEED_CMD_EXEC;
- pre_function[SPACE] = NULL;
- post_function[SPACE] = NULL;
-
- bitmap[INQUIRY] = VSCSIIF_NEED_CMD_EXEC;
- pre_function[INQUIRY] = NULL;
- post_function[INQUIRY] = NULL;
-
- bitmap[ERASE] = VSCSIIF_NEED_CMD_EXEC;
- pre_function[ERASE] = NULL;
- post_function[ERASE] = NULL;
-
- bitmap[MODE_SENSE] = VSCSIIF_NEED_CMD_EXEC;
- pre_function[MODE_SENSE] = NULL;
- post_function[MODE_SENSE] = NULL;
-
- bitmap[SEND_DIAGNOSTIC] = VSCSIIF_NEED_CMD_EXEC;
- pre_function[SEND_DIAGNOSTIC] = NULL;
- post_function[SEND_DIAGNOSTIC] = NULL;
-
- bitmap[READ_CAPACITY] = VSCSIIF_NEED_CMD_EXEC;
- pre_function[READ_CAPACITY] = NULL;
- post_function[READ_CAPACITY] = NULL;
-
- bitmap[READ_10] = VSCSIIF_NEED_CMD_EXEC;
- pre_function[READ_10] = NULL;
- post_function[READ_10] = NULL;
-
- bitmap[WRITE_10] = VSCSIIF_NEED_CMD_EXEC;
- pre_function[WRITE_10] = NULL;
- post_function[WRITE_10] = NULL;
+ NO_EMULATE(TEST_UNIT_READY); /*0x00*/
+ NO_EMULATE(REZERO_UNIT); /*0x01*/
+ NO_EMULATE(REQUEST_SENSE); /*0x03*/
+ NO_EMULATE(FORMAT_UNIT); /*0x04*/
+ NO_EMULATE(READ_BLOCK_LIMITS); /*0x05*/
+ /*NO_EMULATE(REASSIGN_BLOCKS); *//*0x07*/
+ /*NO_EMULATE(INITIALIZE_ELEMENT_STATUS); *//*0x07*/
+ NO_EMULATE(READ_6); /*0x08*/
+ NO_EMULATE(WRITE_6); /*0x0a*/
+ /*NO_EMULATE(SEEK_6); *//*0x0b*/
+ /*NO_EMULATE(READ_REVERSE); *//*0x0f*/
+ NO_EMULATE(WRITE_FILEMARKS); /*0x10*/
+ NO_EMULATE(SPACE); /*0x11*/
+ NO_EMULATE(INQUIRY); /*0x12*/
+ /*NO_EMULATE(RECOVER_BUFFERED_DATA); *//*0x14*/
+ /*NO_EMULATE(MODE_SELECT); *//*0x15*/
+ /*NO_EMULATE(RESERVE); *//*0x16*/
+ /*NO_EMULATE(RELEASE); *//*0x17*/
+ /*NO_EMULATE(COPY); *//*0x18*/
+ NO_EMULATE(ERASE); /*0x19*/
+ NO_EMULATE(MODE_SENSE); /*0x1a*/
+ /*NO_EMULATE(START_STOP); *//*0x1b*/
+ /*NO_EMULATE(RECEIVE_DIAGNOSTIC); *//*0x1c*/
+ NO_EMULATE(SEND_DIAGNOSTIC); /*0x1d*/
+ /*NO_EMULATE(ALLOW_MEDIUM_REMOVAL); *//*0x1e*/
+
+ /*NO_EMULATE(SET_WINDOW); *//*0x24*/
+ NO_EMULATE(READ_CAPACITY); /*0x25*/
+ NO_EMULATE(READ_10); /*0x28*/
+ NO_EMULATE(WRITE_10); /*0x2a*/
+ /*NO_EMULATE(SEEK_10); *//*0x2b*/
+ /*NO_EMULATE(POSITION_TO_ELEMENT); *//*0x2b*/
+ /*NO_EMULATE(WRITE_VERIFY); *//*0x2e*/
+ /*NO_EMULATE(VERIFY); *//*0x2f*/
+ /*NO_EMULATE(SEARCH_HIGH); *//*0x30*/
+ /*NO_EMULATE(SEARCH_EQUAL); *//*0x31*/
+ /*NO_EMULATE(SEARCH_LOW); *//*0x32*/
+ /*NO_EMULATE(SET_LIMITS); *//*0x33*/
+ /*NO_EMULATE(PRE_FETCH); *//*0x34*/
+ /*NO_EMULATE(READ_POSITION); *//*0x34*/
+ /*NO_EMULATE(SYNCHRONIZE_CACHE); *//*0x35*/
+ /*NO_EMULATE(LOCK_UNLOCK_CACHE); *//*0x36*/
+ /*NO_EMULATE(READ_DEFECT_DATA); *//*0x37*/
+ /*NO_EMULATE(MEDIUM_SCAN); *//*0x38*/
+ /*NO_EMULATE(COMPARE); *//*0x39*/
+ /*NO_EMULATE(COPY_VERIFY); *//*0x3a*/
+ /*NO_EMULATE(WRITE_BUFFER); *//*0x3b*/
+ /*NO_EMULATE(READ_BUFFER); *//*0x3c*/
+ /*NO_EMULATE(UPDATE_BLOCK); *//*0x3d*/
+ /*NO_EMULATE(READ_LONG); *//*0x3e*/
+ /*NO_EMULATE(WRITE_LONG); *//*0x3f*/
+ /*NO_EMULATE(CHANGE_DEFINITION); *//*0x40*/
+ /*NO_EMULATE(WRITE_SAME); *//*0x41*/
+ /*NO_EMULATE(READ_TOC); *//*0x43*/
+ /*NO_EMULATE(LOG_SELECT); *//*0x4c*/
+ /*NO_EMULATE(LOG_SENSE); *//*0x4d*/
+ /*NO_EMULATE(MODE_SELECT_10); *//*0x55*/
+ /*NO_EMULATE(RESERVE_10); *//*0x56*/
+ /*NO_EMULATE(RELEASE_10); *//*0x57*/
+ /*NO_EMULATE(MODE_SENSE_10); *//*0x5a*/
+ /*NO_EMULATE(PERSISTENT_RESERVE_IN); *//*0x5e*/
+ /*NO_EMULATE(PERSISTENT_RESERVE_OUT); *//*0x5f*/
+ /* REPORT_LUNS *//*0xa0*//*Full emulaiton*/
+ /*NO_EMULATE(MOVE_MEDIUM); *//*0xa5*/
+ /*NO_EMULATE(EXCHANGE_MEDIUM); *//*0xa6*/
+ /*NO_EMULATE(READ_12); *//*0xa8*/
+ /*NO_EMULATE(WRITE_12); *//*0xaa*/
+ /*NO_EMULATE(WRITE_VERIFY_12); *//*0xae*/
+ /*NO_EMULATE(SEARCH_HIGH_12); *//*0xb0*/
+ /*NO_EMULATE(SEARCH_EQUAL_12); *//*0xb1*/
+ /*NO_EMULATE(SEARCH_LOW_12); *//*0xb2*/
+ /*NO_EMULATE(READ_ELEMENT_STATUS); *//*0xb8*/
+ /*NO_EMULATE(SEND_VOLUME_TAG); *//*0xb6*/
+ /*NO_EMULATE(WRITE_LONG_2); *//*0xea*/
+ /*NO_EMULATE(READ_16); *//*0x88*/
+ /*NO_EMULATE(WRITE_16); *//*0x8a*/
+ /*NO_EMULATE(VERIFY_16); *//*0x8f*/
+ /*NO_EMULATE(SERVICE_ACTION_IN); *//*0x9e*/
/*
- This command is Full emulation.
+ Following commands require emulation.
*/
pre_function[REPORT_LUNS] = __report_luns;
bitmap[REPORT_LUNS] = (VSCSIIF_NEED_EMULATE_REQBUF |
_______________________________________________
Xen-changelog mailing list
Xen-changelog@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-changelog
|
| <Prev in Thread] |
Current Thread |
[Next in Thread> |
- [Xen-changelog] [linux-2.6.18-xen] [PVSCSI] Fix some issues,
Xen patchbot-linux-2.6.18-xen <=
|
|
|
| |
|
Home