diff options
| -rw-r--r-- | drivers/block/drbd/drbd_int.h | 68 | ||||
| -rw-r--r-- | drivers/block/drbd/drbd_polymorph_printk.h | 72 |
2 files changed, 73 insertions, 67 deletions
diff --git a/drivers/block/drbd/drbd_int.h b/drivers/block/drbd/drbd_int.h index ea92df778c66..1734a7f8a096 100644 --- a/drivers/block/drbd/drbd_int.h +++ b/drivers/block/drbd/drbd_int.h @@ -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 */ diff --git a/drivers/block/drbd/drbd_polymorph_printk.h b/drivers/block/drbd/drbd_polymorph_printk.h new file mode 100644 index 000000000000..13cc1b311e16 --- /dev/null +++ b/drivers/block/drbd/drbd_polymorph_printk.h @@ -0,0 +1,72 @@ +/* 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 |