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Make enable of disk cache statistics code configurable.

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* configure.ac: --enable-cache-stats added.
	* config.h.in (DISK_CACHE_STATS): New define.
	* grub-core/Makefile.core.def (cacheinfo): New command.
	* include/grub/disk.h(grub_disk_cache_get_performance): New function.
	* grub-core/commands/cacheinfo.c: New file.
	* grub-core/commands/minicmd.c (grub_rescue_cmd_info): Updated and
	moved to cacheinfo.c.
	* grub-core/kern/disk.c: Use DISK_CACHE_STATS to disable disk cache
	debug code.
	* include/grub/disk.h: Likewise.
This commit is contained in:
Szymon Janc 2010-10-06 19:57:01 +02:00
parent a61499a1c3
commit c5dc16905a
8 changed files with 106 additions and 23 deletions
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2
config.h.in
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@ -32,6 +32,8 @@
#define NEED_ENABLE_EXECUTE_STACK @NEED_ENABLE_EXECUTE_STACK@
/* Define to 1 if GCC generates calls to __register_frame_info(). */
#define NEED_REGISTER_FRAME_INFO @NEED_REGISTER_FRAME_INFO@
/* Define to 1 to enable disk cache statistics. */
#define DISK_CACHE_STATS @DISK_CACHE_STATS@
#if defined(__i386__)
#define NESTED_FUNC_ATTR __attribute__ ((__regparm__ (1)))