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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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17
configure.ac
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@ -669,6 +669,17 @@ AC_ARG_ENABLE([mm-debug],
[AC_DEFINE([MM_DEBUG], [1],
[Define to 1 if you enable memory manager debugging.])])
AC_ARG_ENABLE([cache-stats],
AS_HELP_STRING([--enable-cache-stats],
[enable disk cache statistics collection])])
if test x$enable_cache_stats = xyes; then
DISK_CACHE_STATS=1
else
DISK_CACHE_STATS=0
fi
AC_SUBST([DISK_CACHE_STATS])
AC_ARG_ENABLE([grub-emu-usb],
[AS_HELP_STRING([--enable-grub-emu-usb],
[build and install the `grub-emu' debugging utility with USB support (default=guessed)])])
@ -922,6 +933,7 @@ AM_CONDITIONAL([COND_HAVE_FONT_SOURCE], [test x$FONT_SOURCE != x])
AM_CONDITIONAL([COND_GRUB_PE2ELF], [test x$TARGET_OBJ2ELF != x])
AM_CONDITIONAL([COND_APPLE_CC], [test x$TARGET_APPLE_CC = x1])
AM_CONDITIONAL([COND_ENABLE_EFIEMU], [test x$enable_efiemu = xyes])
AM_CONDITIONAL([COND_ENABLE_CACHE_STATS], [test x$DISK_CACHE_STATS = x1])
AM_CONDITIONAL([COND_HAVE_ASM_USCORE], [test x$HAVE_ASM_USCORE = x1])
@ -983,6 +995,11 @@ echo With memory debugging: Yes
else
echo With memory debugging: No
fi
if [ x"$enable_cache_stats" = xyes ]; then
echo With disk cache statistics: Yes
else
echo With disk cache statistics: No
fi
if [ x"$efiemu_excuse" = x ]; then
echo efiemu runtime: Yes
else