Commit 136160c1 authored by Christoph Böhmwalder's avatar Christoph Böhmwalder Committed by Jens Axboe
Browse files

drbd: split polymorph printk to its own file 



Signed-off-by: default avatarChristoph Böhmwalder <christoph.boehmwalder@linbit.com>
Link: https://lore.kernel.org/r/20221201110349.1282687-3-christoph.boehmwalder@linbit.com


Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent c3f89741

drivers/block/drbd/drbd_int.h

+1 −67
Original line number Diff line number Diff line
@@ -37,6 +37,7 @@ 
#include "drbd_strings.h"

#include "drbd_state.h"

#include "drbd_protocol.h"

#include "drbd_polymorph_printk.h"



#ifdef __CHECKER__

# define __protected_by(x)       __attribute__((require_context(x,1,999,"rdwr")))
@@ -75,73 +76,6 @@ extern int drbd_proc_details; 
struct drbd_device;

struct drbd_connection;



#define __drbd_printk_device(level, device, fmt, args...) \

	dev_printk(level, disk_to_dev((device)->vdisk), fmt, ## args)

#define __drbd_printk_peer_device(level, peer_device, fmt, args...) \

	dev_printk(level, disk_to_dev((peer_device)->device->vdisk), fmt, ## args)

#define __drbd_printk_resource(level, resource, fmt, args...) \

	printk(level "drbd %s: " fmt, (resource)->name, ## args)

#define __drbd_printk_connection(level, connection, fmt, args...) \

	printk(level "drbd %s: " fmt, (connection)->resource->name, ## args)



void drbd_printk_with_wrong_object_type(void);



#define __drbd_printk_if_same_type(obj, type, func, level, fmt, args...) \

	(__builtin_types_compatible_p(typeof(obj), type) || \

	 __builtin_types_compatible_p(typeof(obj), const type)), \

	func(level, (const type)(obj), fmt, ## args)



#define drbd_printk(level, obj, fmt, args...) \

	__builtin_choose_expr( \

	  __drbd_printk_if_same_type(obj, struct drbd_device *, \

			     __drbd_printk_device, level, fmt, ## args), \

	  __builtin_choose_expr( \

	    __drbd_printk_if_same_type(obj, struct drbd_resource *, \

			       __drbd_printk_resource, level, fmt, ## args), \

	    __builtin_choose_expr( \

	      __drbd_printk_if_same_type(obj, struct drbd_connection *, \

				 __drbd_printk_connection, level, fmt, ## args), \

	      __builtin_choose_expr( \

		__drbd_printk_if_same_type(obj, struct drbd_peer_device *, \

				 __drbd_printk_peer_device, level, fmt, ## args), \

		drbd_printk_with_wrong_object_type()))))



#define drbd_dbg(obj, fmt, args...) \

	drbd_printk(KERN_DEBUG, obj, fmt, ## args)

#define drbd_alert(obj, fmt, args...) \

	drbd_printk(KERN_ALERT, obj, fmt, ## args)

#define drbd_err(obj, fmt, args...) \

	drbd_printk(KERN_ERR, obj, fmt, ## args)

#define drbd_warn(obj, fmt, args...) \

	drbd_printk(KERN_WARNING, obj, fmt, ## args)

#define drbd_info(obj, fmt, args...) \

	drbd_printk(KERN_INFO, obj, fmt, ## args)

#define drbd_emerg(obj, fmt, args...) \

	drbd_printk(KERN_EMERG, obj, fmt, ## args)



#define dynamic_drbd_dbg(device, fmt, args...) \

	dynamic_dev_dbg(disk_to_dev(device->vdisk), fmt, ## args)



#define D_ASSERT(x, exp)							\

	do {									\

		if (!(exp))							\

			drbd_err(x, "ASSERTION %s FAILED in %s\n",		\

				 #exp, __func__);				\

	} while (0)



/**

 * expect  -  Make an assertion

 *

 * Unlike the assert macro, this macro returns a boolean result.

 */

#define expect(exp) ({								\

		bool _bool = (exp);						\

		if (!_bool)							\

			drbd_err(device, "ASSERTION %s FAILED in %s\n",		\

			        #exp, __func__);				\

		_bool;								\

		})



/* Defines to control fault insertion */

enum {

	DRBD_FAULT_MD_WR = 0,	/* meta data write */

drivers/block/drbd/drbd_polymorph_printk.h

0 → 100644
+72 −0
Original line number Diff line number Diff line 
/* SPDX-License-Identifier: GPL-2.0-only */

#ifndef DRBD_POLYMORPH_PRINTK_H

#define DRBD_POLYMORPH_PRINTK_H



#define __drbd_printk_device(level, device, fmt, args...) \

	dev_printk(level, disk_to_dev((device)->vdisk), fmt, ## args)

#define __drbd_printk_peer_device(level, peer_device, fmt, args...) \

	dev_printk(level, disk_to_dev((peer_device)->device->vdisk), fmt, ## args)

#define __drbd_printk_resource(level, resource, fmt, args...) \

	printk(level "drbd %s: " fmt, (resource)->name, ## args)

#define __drbd_printk_connection(level, connection, fmt, args...) \

	printk(level "drbd %s: " fmt, (connection)->resource->name, ## args)



void drbd_printk_with_wrong_object_type(void);



#define __drbd_printk_if_same_type(obj, type, func, level, fmt, args...) \

	(__builtin_types_compatible_p(typeof(obj), type) || \

	 __builtin_types_compatible_p(typeof(obj), const type)), \

	func(level, (const type)(obj), fmt, ## args)



#define drbd_printk(level, obj, fmt, args...) \

	__builtin_choose_expr( \

	  __drbd_printk_if_same_type(obj, struct drbd_device *, \

			     __drbd_printk_device, level, fmt, ## args), \

	  __builtin_choose_expr( \

	    __drbd_printk_if_same_type(obj, struct drbd_resource *, \

			       __drbd_printk_resource, level, fmt, ## args), \

	    __builtin_choose_expr( \

	      __drbd_printk_if_same_type(obj, struct drbd_connection *, \

				 __drbd_printk_connection, level, fmt, ## args), \

	      __builtin_choose_expr( \

		__drbd_printk_if_same_type(obj, struct drbd_peer_device *, \

				 __drbd_printk_peer_device, level, fmt, ## args), \

		drbd_printk_with_wrong_object_type()))))



#define drbd_dbg(obj, fmt, args...) \

	drbd_printk(KERN_DEBUG, obj, fmt, ## args)

#define drbd_alert(obj, fmt, args...) \

	drbd_printk(KERN_ALERT, obj, fmt, ## args)

#define drbd_err(obj, fmt, args...) \

	drbd_printk(KERN_ERR, obj, fmt, ## args)

#define drbd_warn(obj, fmt, args...) \

	drbd_printk(KERN_WARNING, obj, fmt, ## args)

#define drbd_info(obj, fmt, args...) \

	drbd_printk(KERN_INFO, obj, fmt, ## args)

#define drbd_emerg(obj, fmt, args...) \

	drbd_printk(KERN_EMERG, obj, fmt, ## args)



#define dynamic_drbd_dbg(device, fmt, args...) \

	dynamic_dev_dbg(disk_to_dev(device->vdisk), fmt, ## args)



#define D_ASSERT(x, exp)							\

	do {									\

		if (!(exp))							\

			drbd_err(x, "ASSERTION %s FAILED in %s\n",		\

				#exp, __func__);				\

	} while (0)



/**

 * expect  -  Make an assertion

 *

 * Unlike the assert macro, this macro returns a boolean result.

 */

#define expect(exp) ({								\

		bool _bool = (exp);						\

		if (!_bool)							\

			drbd_err(device, "ASSERTION %s FAILED in %s\n",		\

			        #exp, __func__);				\

		_bool;								\

		})



#endif