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ide-atapi: remove pc->buf

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Now after all users of pc->buf have been converted, remove the 64B buffer
embedded in each packet command.

There should be no functional change resulting from this patch.

Signed-off-by: Borislav Petkov <petkovbb@gmail.com>
This commit is contained in:
Borislav Petkov 2009-05-04 09:53:03 +02:00
parent 55ce3a129e
commit 19f52a784f
5 changed files with 3 additions and 30 deletions
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11
include/linux/ide.h
View file

@ -341,11 +341,6 @@ enum {
PC_FLAG_WRITING = (1 << 6),
};
/*
* With each packet command, we allocate a buffer of IDE_PC_BUFFER_SIZE bytes.
* This is used for several packet commands (not for READ/WRITE commands).
*/
#define IDE_PC_BUFFER_SIZE 64
#define ATAPI_WAIT_PC (60 * HZ)
struct ide_atapi_pc {
@ -358,10 +353,6 @@ struct ide_atapi_pc {
/* bytes to transfer */
int req_xfer;
/* data buffer */
u8 *buf;
int buf_size;
/* the corresponding request */
struct request *rq;
@ -371,8 +362,6 @@ struct ide_atapi_pc {
* those are more or less driver-specific and some of them are subject
* to change/removal later.
*/
u8 pc_buf[IDE_PC_BUFFER_SIZE];
unsigned long timeout;
};