Hello YunQiang Su On 3/22/20 10:55 AM, YunQiang Su wrote: > Since Linux 5.7, on MIPS, we use AT_BASE_PLATFORM to pass ISA level. > The values may be: > mips2, mips3, mips4, mips5, > mips32, mips32r2, mips32r6, > mips64, mips64r2, mips64r6. > > This behavior is different with PowerPC. Thank you for the patch. I see that this is scheduled for Linux 5.7 (for which the merge window is not yet open). How certain is it that the feature will land in 5.7? Thanks, Michael > https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=e585b768da111f2c2d413de6214e83bbdfee8f22 > Signed-off-by: YunQiang Su <syq@xxxxxxxxxx> > > ---- > v1 -> v2: fix typo > --- > man3/getauxval.3 | 7 ++++--- > 1 file changed, 4 insertions(+), 3 deletions(-) > > diff --git a/man3/getauxval.3 b/man3/getauxval.3 > index 456371c6a..bcc116dd2 100644 > --- a/man3/getauxval.3 > +++ b/man3/getauxval.3 > @@ -60,9 +60,10 @@ values are present on all architectures. > The base address of the program interpreter (usually, the dynamic linker). > .TP > .BR AT_BASE_PLATFORM > -A pointer to a string identifying the real platform; may differ from > -.BR AT_PLATFORM > -(PowerPC only). > +A pointer to a string (PowerPC and MIPS only). > +On PowerPC, this identifies the real platform; may differ from > +.BR AT_PLATFORM "." > +On MIPS, this identifies the ISA level (Since 5.7). > .TP > .BR AT_CLKTCK > The frequency with which > -- Michael Kerrisk Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/ Linux/UNIX System Programming Training: http://man7.org/training/
