linux-kernel - Re: [PATCH] Compress kernel modules on installation.

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Date:	Sun, 25 Jan 2009 19:02:21 +0100 (CET)
From:	Jan Engelhardt <jengelh@...ozas.de>
To:	Steve Brokenshire <sbrokenshire@...tia.co.uk>
cc:	Sam Ravnborg <sam@...nborg.org>, linux-kernel@...r.kernel.org,
	linux-kbuild@...r.kernel.org
Subject: Re: [PATCH] Compress kernel modules on installation.


On Sunday 2009-01-25 17:51, Steve Brokenshire wrote:
>+
>+quiet_cmd_modules_install = INSTALL  $@
>+      cmd_modules_install = mkdir -p $(2); \
>+				cp $@ $(2) ; \
>+				$(mod_strip_cmd) $(2)/$(notdir $@)
>+
>+quiet_cmd_modules_compress_gzip = COMPRESS $@
>+      cmd_modules_compress_gzip = gzip $(MODCOMPOPT) -c \
>+				 $(2)/`basename $@` \
>+				 > $(2)/`basename $@...z; \
>+				 rm $(2)/`basename $@`

That is *three* extra shell invocations you got there
for something make can compute itself using $(@F) iirc.
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