Messages in this thread | | | Date | Tue, 12 Feb 2019 14:00:30 +0100 | From | Petr Mladek <> | Subject | Re: [PATCH v6 5/9] vsprintf: Factor out %pV handler as va_format() |
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On Fri 2019-02-08 09:11:17, Joe Perches wrote: > On Fri, 2019-02-08 at 16:23 +0100, Petr Mladek wrote: > > Move the code from the long pointer() function. We are going to improve > > error handling that will make it more complicated. > > > > This patch does not change the existing behavior. > > But doesn't this increase stack use? > %pV is recursive and increasing the stack is undesired > for this use.
%pV handler is stack sensitive because the entire vsnprintf() machinery is called recursively. This one extra call does not make it much worse.
Best Regards, Petr
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