On 08.11.21 12:14, Arnd Bergmann wrote:
From: Arnd Bergmann <a...@arndb.de>In configurations with CONFIG_XEN_BALLOON_MEMORY_HOTPLUG=n and CONFIG_XEN_BALLOON_MEMORY_HOTPLUG=y, gcc warns about an unused variable: drivers/xen/balloon.c:83:12: error: 'xen_hotplug_unpopulated' defined but not used [-Werror=unused-variable] Since this is always zero when CONFIG_XEN_BALLOON_MEMORY_HOTPLUG is disabled, turn it into a preprocessor constant in that case. Fixes: 121f2faca2c0 ("xen/balloon: rename alloc/free_xenballooned_pages") Signed-off-by: Arnd Bergmann <a...@arndb.de>
Reviewed-by: Juergen Gross <jgr...@suse.com> Juergen
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