Re: [PATCH 15/21] x86/xen/pvh: Convert indirect jump to retpoline

2021-01-15 Thread Josh Poimboeuf
On Fri, Jan 15, 2021 at 06:24:10AM +0100, Jürgen Groß wrote: > On 14.01.21 20:40, Josh Poimboeuf wrote: > > It's kernel policy to not have (unannotated) indirect jumps because of > > Spectre v2. This one's probably harmless, but better safe than sorry. > > Convert it to a retpoline. > > > > Cc:

Re: [PATCH 15/21] x86/xen/pvh: Convert indirect jump to retpoline

2021-01-14 Thread Jürgen Groß
On 14.01.21 20:40, Josh Poimboeuf wrote: It's kernel policy to not have (unannotated) indirect jumps because of Spectre v2. This one's probably harmless, but better safe than sorry. Convert it to a retpoline. Cc: Boris Ostrovsky Cc: Juergen Gross Signed-off-by: Josh Poimboeuf ---

Re: [PATCH 15/21] x86/xen/pvh: Convert indirect jump to retpoline

2021-01-14 Thread boris . ostrovsky
On 1/14/21 2:40 PM, Josh Poimboeuf wrote: > It's kernel policy to not have (unannotated) indirect jumps because of > Spectre v2. This one's probably harmless, but better safe than sorry. > Convert it to a retpoline. > > Cc: Boris Ostrovsky > Cc: Juergen Gross > Signed-off-by: Josh Poimboeuf