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Subject[patch 06/21] Cleanup zcrypt printk messages.
From: Felix Beck <felix.beck@de.ibm.com>

Signed-off-by: Felix Beck <felix.beck@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
---
drivers/s390/crypto/zcrypt_api.c | 24 ++----------
drivers/s390/crypto/zcrypt_api.h | 28 --------------
drivers/s390/crypto/zcrypt_cex2a.c | 3 -
drivers/s390/crypto/zcrypt_error.h | 6 ---
drivers/s390/crypto/zcrypt_pcica.c | 3 -
drivers/s390/crypto/zcrypt_pcicc.c | 15 +------
drivers/s390/crypto/zcrypt_pcixcc.c | 68 +++++-------------------------------
7 files changed, 17 insertions(+), 130 deletions(-)
Index: quilt-2.6/drivers/s390/crypto/zcrypt_api.c
===================================================================
--- quilt-2.6.orig/drivers/s390/crypto/zcrypt_api.c
+++ quilt-2.6/drivers/s390/crypto/zcrypt_api.c
@@ -1068,10 +1068,8 @@ static int zcrypt_status_write(struct fi

#define LBUFSIZE 1200UL
lbuf = kmalloc(LBUFSIZE, GFP_KERNEL);
- if (!lbuf) {
- PRINTK("kmalloc failed!\n");
+ if (!lbuf)
return 0;
- }

local_count = min(LBUFSIZE - 1, count);
if (copy_from_user(lbuf, buffer, local_count) != 0) {
@@ -1081,23 +1079,15 @@ static int zcrypt_status_write(struct fi
lbuf[local_count] = '\0';

ptr = strstr(lbuf, "Online devices");
- if (!ptr) {
- PRINTK("Unable to parse data (missing \"Online devices\")\n");
+ if (!ptr)
goto out;
- }
ptr = strstr(ptr, "\n");
- if (!ptr) {
- PRINTK("Unable to parse data (missing newline "
- "after \"Online devices\")\n");
+ if (!ptr)
goto out;
- }
ptr++;

- if (strstr(ptr, "Waiting work element counts") == NULL) {
- PRINTK("Unable to parse data (missing "
- "\"Waiting work element counts\")\n");
+ if (strstr(ptr, "Waiting work element counts") == NULL)
goto out;
- }

for (j = 0; j < 64 && *ptr; ptr++) {
/*
@@ -1197,16 +1187,12 @@ int __init zcrypt_api_init(void)

/* Register the request sprayer. */
rc = misc_register(&zcrypt_misc_device);
- if (rc < 0) {
- PRINTKW(KERN_ERR "misc_register (minor %d) failed with %d\n",
- zcrypt_misc_device.minor, rc);
+ if (rc < 0)
goto out;
- }

/* Set up the proc file system */
zcrypt_entry = create_proc_entry("driver/z90crypt", 0644, NULL);
if (!zcrypt_entry) {
- PRINTK("Couldn't create z90crypt proc entry\n");
rc = -ENOMEM;
goto out_misc;
}
Index: quilt-2.6/drivers/s390/crypto/zcrypt_api.h
===================================================================
--- quilt-2.6.orig/drivers/s390/crypto/zcrypt_api.h
+++ quilt-2.6/drivers/s390/crypto/zcrypt_api.h
@@ -30,34 +30,6 @@
#ifndef _ZCRYPT_API_H_
#define _ZCRYPT_API_H_

-/**
- * Macro definitions
- *
- * PDEBUG debugs in the form "zcrypt: function_name -> message"
- *
- * PRINTK is like PDEBUG, except that it is always enabled
- * PRINTKN is like PRINTK, except that it does not include the function name
- * PRINTKW is like PRINTK, except that it uses KERN_WARNING
- * PRINTKC is like PRINTK, except that it uses KERN_CRIT
- */
-#define DEV_NAME "zcrypt"
-
-#define PRINTK(fmt, args...) \
- printk(KERN_DEBUG DEV_NAME ": %s -> " fmt, __func__ , ## args)
-#define PRINTKN(fmt, args...) \
- printk(KERN_DEBUG DEV_NAME ": " fmt, ## args)
-#define PRINTKW(fmt, args...) \
- printk(KERN_WARNING DEV_NAME ": %s -> " fmt, __func__ , ## args)
-#define PRINTKC(fmt, args...) \
- printk(KERN_CRIT DEV_NAME ": %s -> " fmt, __func__ , ## args)
-
-#ifdef ZCRYPT_DEBUG
-#define PDEBUG(fmt, args...) \
- printk(KERN_DEBUG DEV_NAME ": %s -> " fmt, __func__ , ## args)
-#else
-#define PDEBUG(fmt, args...) do {} while (0)
-#endif
-
#include "ap_bus.h"
#include <asm/zcrypt.h>

Index: quilt-2.6/drivers/s390/crypto/zcrypt_cex2a.c
===================================================================
--- quilt-2.6.orig/drivers/s390/crypto/zcrypt_cex2a.c
+++ quilt-2.6/drivers/s390/crypto/zcrypt_cex2a.c
@@ -242,9 +242,6 @@ static int convert_response(struct zcryp
return convert_type80(zdev, reply,
outputdata, outputdatalength);
default: /* Unknown response type, this should NEVER EVER happen */
- PRINTK("Unrecognized Message Header: %08x%08x\n",
- *(unsigned int *) reply->message,
- *(unsigned int *) (reply->message+4));
zdev->online = 0;
return -EAGAIN; /* repeat the request on a different device. */
}
Index: quilt-2.6/drivers/s390/crypto/zcrypt_error.h
===================================================================
--- quilt-2.6.orig/drivers/s390/crypto/zcrypt_error.h
+++ quilt-2.6/drivers/s390/crypto/zcrypt_error.h
@@ -92,10 +92,6 @@ static inline int convert_error(struct z
{
struct error_hdr *ehdr = reply->message;

- PRINTK("Hardware error : Type %02x Message Header: %08x%08x\n",
- ehdr->type, *(unsigned int *) reply->message,
- *(unsigned int *) (reply->message + 4));
-
switch (ehdr->reply_code) {
case REP82_ERROR_OPERAND_INVALID:
case REP82_ERROR_OPERAND_SIZE:
@@ -123,8 +119,6 @@ static inline int convert_error(struct z
zdev->online = 0;
return -EAGAIN;
default:
- PRINTKW("unknown type %02x reply code = %d\n",
- ehdr->type, ehdr->reply_code);
zdev->online = 0;
return -EAGAIN; /* repeat the request on a different device. */
}
Index: quilt-2.6/drivers/s390/crypto/zcrypt_pcica.c
===================================================================
--- quilt-2.6.orig/drivers/s390/crypto/zcrypt_pcica.c
+++ quilt-2.6/drivers/s390/crypto/zcrypt_pcica.c
@@ -226,9 +226,6 @@ static int convert_response(struct zcryp
return convert_type84(zdev, reply,
outputdata, outputdatalength);
default: /* Unknown response type, this should NEVER EVER happen */
- PRINTK("Unrecognized Message Header: %08x%08x\n",
- *(unsigned int *) reply->message,
- *(unsigned int *) (reply->message+4));
zdev->online = 0;
return -EAGAIN; /* repeat the request on a different device. */
}
Index: quilt-2.6/drivers/s390/crypto/zcrypt_pcicc.c
===================================================================
--- quilt-2.6.orig/drivers/s390/crypto/zcrypt_pcicc.c
+++ quilt-2.6/drivers/s390/crypto/zcrypt_pcicc.c
@@ -361,26 +361,18 @@ static int convert_type86(struct zcrypt_
service_rc = le16_to_cpu(msg->cprb.ccp_rtcode);
if (unlikely(service_rc != 0)) {
service_rs = le16_to_cpu(msg->cprb.ccp_rscode);
- if (service_rc == 8 && service_rs == 66) {
- PDEBUG("Bad block format on PCICC\n");
+ if (service_rc == 8 && service_rs == 66)
return -EINVAL;
- }
- if (service_rc == 8 && service_rs == 65) {
- PDEBUG("Probably an even modulus on PCICC\n");
+ if (service_rc == 8 && service_rs == 65)
return -EINVAL;
- }
if (service_rc == 8 && service_rs == 770) {
- PDEBUG("Invalid key length on PCICC\n");
zdev->max_mod_size = PCICC_MAX_MOD_SIZE_OLD;
return -EAGAIN;
}
if (service_rc == 8 && service_rs == 783) {
- PDEBUG("Extended bitlengths not enabled on PCICC\n");
zdev->max_mod_size = PCICC_MAX_MOD_SIZE_OLD;
return -EAGAIN;
}
- PRINTK("Unknown service rc/rs (PCICC): %d/%d\n",
- service_rc, service_rs);
zdev->online = 0;
return -EAGAIN; /* repeat the request on a different device. */
}
@@ -434,9 +426,6 @@ static int convert_response(struct zcryp
outputdata, outputdatalength);
/* no break, incorrect cprb version is an unknown response */
default: /* Unknown response type, this should NEVER EVER happen */
- PRINTK("Unrecognized Message Header: %08x%08x\n",
- *(unsigned int *) reply->message,
- *(unsigned int *) (reply->message+4));
zdev->online = 0;
return -EAGAIN; /* repeat the request on a different device. */
}
Index: quilt-2.6/drivers/s390/crypto/zcrypt_pcixcc.c
===================================================================
--- quilt-2.6.orig/drivers/s390/crypto/zcrypt_pcixcc.c
+++ quilt-2.6/drivers/s390/crypto/zcrypt_pcixcc.c
@@ -289,38 +289,19 @@ static int XCRB_msg_to_type6CPRB_msgX(st
ap_msg->length = sizeof(struct type6_hdr) +
CEIL4(xcRB->request_control_blk_length) +
xcRB->request_data_length;
- if (ap_msg->length > PCIXCC_MAX_XCRB_MESSAGE_SIZE) {
- PRINTK("Combined message is too large (%ld/%d/%d).\n",
- sizeof(struct type6_hdr),
- xcRB->request_control_blk_length,
- xcRB->request_data_length);
+ if (ap_msg->length > PCIXCC_MAX_XCRB_MESSAGE_SIZE)
return -EFAULT;
- }
- if (CEIL4(xcRB->reply_control_blk_length) >
- PCIXCC_MAX_XCRB_REPLY_SIZE) {
- PDEBUG("Reply CPRB length is too large (%d).\n",
- xcRB->request_control_blk_length);
+ if (CEIL4(xcRB->reply_control_blk_length) > PCIXCC_MAX_XCRB_REPLY_SIZE)
return -EFAULT;
- }
- if (CEIL4(xcRB->reply_data_length) > PCIXCC_MAX_XCRB_DATA_SIZE) {
- PDEBUG("Reply data block length is too large (%d).\n",
- xcRB->reply_data_length);
+ if (CEIL4(xcRB->reply_data_length) > PCIXCC_MAX_XCRB_DATA_SIZE)
return -EFAULT;
- }
replylen = CEIL4(xcRB->reply_control_blk_length) +
CEIL4(xcRB->reply_data_length) +
sizeof(struct type86_fmt2_msg);
if (replylen > PCIXCC_MAX_XCRB_RESPONSE_SIZE) {
- PDEBUG("Reply CPRB + data block > PCIXCC_MAX_XCRB_RESPONSE_SIZE"
- " (%d/%d/%d).\n",
- sizeof(struct type86_fmt2_msg),
- xcRB->reply_control_blk_length,
- xcRB->reply_data_length);
xcRB->reply_control_blk_length = PCIXCC_MAX_XCRB_RESPONSE_SIZE -
(sizeof(struct type86_fmt2_msg) +
CEIL4(xcRB->reply_data_length));
- PDEBUG("Capping Reply CPRB length at %d\n",
- xcRB->reply_control_blk_length);
}

/* prepare type6 header */
@@ -339,11 +320,8 @@ static int XCRB_msg_to_type6CPRB_msgX(st
xcRB->request_control_blk_length))
return -EFAULT;
if (msg->cprbx.cprb_len + sizeof(msg->hdr.function_code) >
- xcRB->request_control_blk_length) {
- PDEBUG("cprb_len too large (%d/%d)\n", msg->cprbx.cprb_len,
- xcRB->request_control_blk_length);
+ xcRB->request_control_blk_length)
return -EFAULT;
- }
function_code = ((unsigned char *)&msg->cprbx) + msg->cprbx.cprb_len;
memcpy(msg->hdr.function_code, function_code, sizeof(msg->hdr.function_code));

@@ -471,29 +449,18 @@ static int convert_type86_ica(struct zcr
service_rc = msg->cprbx.ccp_rtcode;
if (unlikely(service_rc != 0)) {
service_rs = msg->cprbx.ccp_rscode;
- if (service_rc == 8 && service_rs == 66) {
- PDEBUG("Bad block format on PCIXCC/CEX2C\n");
+ if (service_rc == 8 && service_rs == 66)
return -EINVAL;
- }
- if (service_rc == 8 && service_rs == 65) {
- PDEBUG("Probably an even modulus on PCIXCC/CEX2C\n");
+ if (service_rc == 8 && service_rs == 65)
return -EINVAL;
- }
- if (service_rc == 8 && service_rs == 770) {
- PDEBUG("Invalid key length on PCIXCC/CEX2C\n");
+ if (service_rc == 8 && service_rs == 770)
return -EINVAL;
- }
if (service_rc == 8 && service_rs == 783) {
- PDEBUG("Extended bitlengths not enabled on PCIXCC/CEX2C\n");
zdev->min_mod_size = PCIXCC_MIN_MOD_SIZE_OLD;
return -EAGAIN;
}
- if (service_rc == 12 && service_rs == 769) {
- PDEBUG("Invalid key on PCIXCC/CEX2C\n");
+ if (service_rc == 12 && service_rs == 769)
return -EINVAL;
- }
- PRINTK("Unknown service rc/rs (PCIXCC/CEX2C): %d/%d\n",
- service_rc, service_rs);
zdev->online = 0;
return -EAGAIN; /* repeat the request on a different device. */
}
@@ -569,11 +536,8 @@ static int convert_type86_rng(struct zcr
} __attribute__((packed)) *msg = reply->message;
char *data = reply->message;

- if (msg->cprbx.ccp_rtcode != 0 || msg->cprbx.ccp_rscode != 0) {
- PDEBUG("RNG response error on PCIXCC/CEX2C rc=%hu/rs=%hu\n",
- rc, rs);
+ if (msg->cprbx.ccp_rtcode != 0 || msg->cprbx.ccp_rscode != 0)
return -EINVAL;
- }
memcpy(buffer, data + msg->fmt2.offset2, msg->fmt2.count2);
return msg->fmt2.count2;
}
@@ -598,9 +562,6 @@ static int convert_response_ica(struct z
outputdata, outputdatalength);
/* no break, incorrect cprb version is an unknown response */
default: /* Unknown response type, this should NEVER EVER happen */
- PRINTK("Unrecognized Message Header: %08x%08x\n",
- *(unsigned int *) reply->message,
- *(unsigned int *) (reply->message+4));
zdev->online = 0;
return -EAGAIN; /* repeat the request on a different device. */
}
@@ -627,9 +588,6 @@ static int convert_response_xcrb(struct
return convert_type86_xcrb(zdev, reply, xcRB);
/* no break, incorrect cprb version is an unknown response */
default: /* Unknown response type, this should NEVER EVER happen */
- PRINTK("Unrecognized Message Header: %08x%08x\n",
- *(unsigned int *) reply->message,
- *(unsigned int *) (reply->message+4));
xcRB->status = 0x0008044DL; /* HDD_InvalidParm */
zdev->online = 0;
return -EAGAIN; /* repeat the request on a different device. */
@@ -653,9 +611,6 @@ static int convert_response_rng(struct z
return convert_type86_rng(zdev, reply, data);
/* no break, incorrect cprb version is an unknown response */
default: /* Unknown response type, this should NEVER EVER happen */
- PRINTK("Unrecognized Message Header: %08x%08x\n",
- *(unsigned int *) reply->message,
- *(unsigned int *) (reply->message+4));
zdev->online = 0;
return -EAGAIN; /* repeat the request on a different device. */
}
@@ -700,10 +655,7 @@ static void zcrypt_pcixcc_receive(struct
memcpy(msg->message, reply->message, length);
break;
default:
- PRINTK("Invalid internal response type: %i\n",
- resp_type->type);
- memcpy(msg->message, &error_reply,
- sizeof error_reply);
+ memcpy(msg->message, &error_reply, sizeof error_reply);
}
} else
memcpy(msg->message, reply->message, sizeof error_reply);
--
blue skies,
Martin.

"Reality continues to ruin my life." - Calvin.



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