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scripts: Add sortextable to sort the kernel's exception table.

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Using this build-time sort saves time booting as we don't have to burn
cycles sorting the exception table.

Signed-off-by: David Daney <david.daney@cavium.com>
Link: http://lkml.kernel.org/r/1334872799-14589-2-git-send-email-ddaney.cavm@gmail.com
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
This commit is contained in:
David Daney
2012-04-19 14:59:55 -07:00
committed by H. Peter Anvin
parent e816b57a33
commit a79f248b9b
4 changed files with 441 additions and 0 deletions
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scripts/Makefile
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@@ -13,6 +13,7 @@ hostprogs-$(CONFIG_LOGO) += pnmtologo
hostprogs-$(CONFIG_VT) += conmakehash
hostprogs-$(CONFIG_IKCONFIG) += bin2c
hostprogs-$(BUILD_C_RECORDMCOUNT) += recordmcount
hostprogs-$(CONFIG_BUILDTIME_EXTABLE_SORT) += sortextable
always := $(hostprogs-y) $(hostprogs-m)