Re: [Xen-devel] [PATCH] create kernel symlinks in /boot

[Felipe Alfaro Solana <lkml@xxxxxxx>]

On 20 Jan 2005, at 22:56, Paul Larson wrote:

> Minor patch, but useful to me at least.  I really find it convenient to
> have a symbolic link to the latest xen kernel I've built/installed for
> testing purposes.  When the kernel went from 2.6.9 -> 2.6.10 recently, 
> I
> hit all kind of strange problems until I realized that I was booting 
> the
> new xen stuff with an old kernel.
>
> This might also come in handy if someone were inclined to make
> install.sh smarter so that it modifies grub.  The patch was made 
> against
> xen-2.0-testing but should apply ok to all the trees.
>
> --
> Thanks,
> Paul Larson
> plars@xxxxxxxxxxxxxxxxxxxx
> http://www.linuxtestproject.org
>
> diff -Nru a/buildconfigs/mk.linux-2.6-xen0 
> b/buildconfigs/mk.linux-2.6-xen0
> --- a/buildconfigs/mk.linux-2.6-xen0    2005-01-20 15:48:20 -06:00
> +++ b/buildconfigs/mk.linux-2.6-xen0    2005-01-20 15:48:20 -06:00
> @@ -18,6 +18,8 @@
>  	    $(MAKE) -C $(LINUX_DIR) ARCH=xen INSTALL_MOD_PATH=$(INSTALL_DIR) 
> modules_install ; \
>         fi
>         $(MAKE) -C $(LINUX_DIR) ARCH=xen INSTALL_PATH=$(INSTALL_DIR) install
> +       ln -s /boot/vmlinuz-$(FULLVERSION) \
> +           $(INSTALL_DIR)/boot/vmlinuz-$(EXTRAVERSION)
>
>  $(LINUX_DIR)/include/linux/autoconf.h: pristine-linux-$(LINUX_VER)
>         rm -rf $(LINUX_DIR)
> diff -Nru a/buildconfigs/mk.linux-2.6-xenU 
> b/buildconfigs/mk.linux-2.6-xenU
> --- a/buildconfigs/mk.linux-2.6-xenU    2005-01-20 15:48:20 -06:00
> +++ b/buildconfigs/mk.linux-2.6-xenU    2005-01-20 15:48:20 -06:00
> @@ -18,6 +18,8 @@
>  	    $(MAKE) -C $(LINUX_DIR) ARCH=xen INSTALL_MOD_PATH=$(INSTALL_DIR) 
> modules_install ; \
>         fi
>         $(MAKE) -C $(LINUX_DIR) ARCH=xen INSTALL_PATH=$(INSTALL_DIR) install
> +       ln -s /boot/vmlinuz-$(FULLVERSION) \
> +           $(INSTALL_DIR)/boot/vmlinuz-$(EXTRAVERSION)
>
>  $(LINUX_DIR)/include/linux/autoconf.h: pristine-linux-$(LINUX_VER)
>         rm -rf $(LINUX_DIR)
I think this won't work if /boot is mounted in a separate partition. 
AFAIK, GRUB isn't able to follow symlinks across different filesystems.

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