vsprintf: implement %pV
%pV allows to pass in a struct va_format as a pointer. UBIFS uses this
for its logging functions, but it may be useful in other places aswell.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
1 parent ca079cf commit e8909590f73932f944d92ab6f23cd4d32ed0c838
@Sascha Hauer Sascha Hauer authored on 2 Oct 2018
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include/printk.h
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lib/vsprintf.c