Re: [RFC bpf-next 3/6] bpf: support low-32 subreg scalar linking for zero-extending movs

From: Vineet Gupta

Date: Fri Sep 04 2026 - 04:59:47 EST


On 8/19/26 9:37 AM, Eduard Zingerman wrote:
On Fri, 2026-08-14 at 16:19 -0700, Vineet Gupta wrote:

...

 include/linux/bpf_verifier.h | 10 ++++
 kernel/bpf/states.c          | 23 ++++++++-
 kernel/bpf/verifier.c        | 91 ++++++++++++++++++++++++++++++++----
 3 files changed, 114 insertions(+), 10 deletions(-)
Also, would be nice to reflect ZEXT flag when printing the register in log.c.

OK.