On Mon, 6 Mar 2023 at 02:14, Richard Henderson <richard.hender...@linaro.org> wrote: > > Zero is the value for 'off', and should not be used with -R. > We have been enforcing host page alignment for the non-R > fallback of MAX_RESERVED_VA, but failing to enforce for -R.
I'm pretty sure we have users who specifically use "-R 0" to ask for "definitely turn off any reserved VA". Here's a random example from an old gcc bug report: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60681 and somebody using it via the environment variable: https://www.openembedded.org/pipermail/openembedded-core/2015-January/100572.html thanks -- PMM
