Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 4b5b4c72 authored by Peng Tao's avatar Peng Tao Committed by Greg Kroah-Hartman
Browse files

staging/lustre/libcfs: restore LINVRNT 



It was mistakenly removed by coan. Add it back and also with a new
Kconfig option to enable it.

Signed-off-by: default avatarPeng Tao <tao.peng@emc.com>
Signed-off-by: default avatarAndreas Dilger <andreas.dilger@intel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent d29dc2e4

drivers/staging/lustre/include/linux/libcfs/libcfs_private.h

+9 −0
Original line number Diff line number Diff line
@@ -72,7 +72,16 @@ do { \ 


#define LASSERT(cond) LASSERTF(cond, "\n")



#ifdef CONFIG_LUSTRE_DEBUG_EXPENSIVE_CHECK

/**

 * This is for more expensive checks that one doesn't want to be enabled all

 * the time. LINVRNT() has to be explicitly enabled by

 * CONFIG_LUSTRE_DEBUG_EXPENSIVE_CHECK option.

 */

# define LINVRNT(exp) LASSERT(exp)

#else

# define LINVRNT(exp) ((void)sizeof!!(exp))

#endif



#define KLASSERT(e) LASSERT(e)

drivers/staging/lustre/lustre/Kconfig

+10 −0
Original line number Diff line number Diff line
@@ -31,3 +31,13 @@ config LUSTRE_OBD_MAX_IOCTL_BUFFER 
	  applications can pass to Lustre kernel module through ioctl interface.



	  If unsure, use default.



config LUSTRE_DEBUG_EXPENSIVE_CHECK

	bool "Enable Lustre DEBUG checks"

	depends on LUSTRE_FS

	default false

	help

	  This option is mainly for debug purpose. It enables Lustre code to do

	  expensive checks that may have a performance impact.



	  Use with caution. If unsure, say N.