Commit 1dbdc6f1 authored by David Daney's avatar David Daney Committed by H. Peter Anvin

kbuild/extable: Hook up sortextable into the build system.

Define a config variable BUILDTIME_EXTABLE_SORT to control build time
sorting of the kernel's exception table.

Patch Makefile to do the sorting when BUILDTIME_EXTABLE_SORT is
selected.
Signed-off-by: default avatarDavid Daney <david.daney@cavium.com>
Link: http://lkml.kernel.org/r/1334872799-14589-4-git-send-email-ddaney.cavm@gmail.comSigned-off-by: default avatarH. Peter Anvin <hpa@linux.intel.com>
parent d219e2e8
......@@ -784,6 +784,10 @@ quiet_cmd_vmlinux_version = GEN .version
quiet_cmd_sysmap = SYSMAP
cmd_sysmap = $(CONFIG_SHELL) $(srctree)/scripts/mksysmap
# Sort exception table at build time
quiet_cmd_sortextable = SORTEX
cmd_sortextable = $(objtree)/scripts/sortextable
# Link of vmlinux
# If CONFIG_KALLSYMS is set .version is already updated
# Generate System.map and verify that the content is consistent
......@@ -796,6 +800,12 @@ define rule_vmlinux__
$(call cmd,vmlinux__)
$(Q)echo 'cmd_$@ := $(cmd_vmlinux__)' > $(@D)/.$(@F).cmd
$(if $(CONFIG_BUILDTIME_EXTABLE_SORT), \
$(Q)$(if $($(quiet)cmd_sortextable), \
echo ' $($(quiet)cmd_sortextable) vmlinux' &&) \
$(cmd_sortextable) vmlinux)
$(Q)$(if $($(quiet)cmd_sysmap), \
echo ' $($(quiet)cmd_sysmap) System.map' &&) \
$(cmd_sysmap) $@ System.map; \
......
......@@ -27,6 +27,9 @@ config IRQ_WORK
bool
depends on HAVE_IRQ_WORK
config BUILDTIME_EXTABLE_SORT
bool
menu "General setup"
config EXPERIMENTAL
......
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