Messages in this thread Patch in this message | | | From | "Bae, Chang Seok" <> | Subject | Re: [PATCH v7 18/18] x86/fsgsbase/64: Add documentation for FSGSBASE | Date | Sun, 16 Jun 2019 20:48:00 +0000 |
| |
> On Jun 16, 2019, at 09:05, Thomas Gleixner <tglx@linutronix.de> wrote: > > On Sun, 16 Jun 2019, Bae, Chang Seok wrote: >> >> Thanks. This is the diff though. >> ... > > WHAT? How is this related ?
No. Sigh on me.. Instead of the garbage, I hoped to point out these small version things. (The delta against the WIP.x86/cpu branch)
diff --git a/Documentation/x86/x86_64/fsgs.rst b/Documentation/x86/x86_64/fsgs.rst index 380c0b5..d5588e00 100644 --- a/Documentation/x86/x86_64/fsgs.rst +++ b/Documentation/x86/x86_64/fsgs.rst @@ -125,7 +125,7 @@ FSGSBASE instructions enablement FSGSBASE instructions compiler support ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ -GCC version 4.6.4 and newer provide instrinsics for the FSGSBASE +GCC version 6 and newer provide instrinsics for the FSGSBASE instructions. Clang supports them as well. =================== =========================== @@ -141,7 +141,7 @@ code and the compiler option -mfsgsbase has to be added. Compiler support for FS/GS based addressing ------------------------------------------- -GCC version 6 and newer provide support for FS/GS based addressing via +GCC version 4.6.4 and newer provide support for FS/GS based addressing via Named Address Spaces. GCC implements the following address space identifiers for x86:
| |