Merge branch 'bpf-verifier-improvement-in-32bit-shift-sign-extension-pattern'

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Cupertino Miranda says:

====================
bpf: verifier improvement in 32bit shift sign extension pattern

Changed from v2:
 - Removed newline nit.
 - Corrected mistake in the test functions definitions.
Changed from v1:
 - Split initial patch in 2 patches. The verifier changes and seftests.
 - Improve comment near the verifier change.
 - Improved code for the added selftests.

Signed-off-by: Cupertino Miranda  <cupertino.miranda@oracle.com>
Signed-off-by: Andrew Pinski  <andrew.pinski@oss.qualcomm.com>
Acked-by: Eduard Zingerman <eddyz87@gmail.com>
Cc: Alexei Starovoitov <alexei.starovoitov@gmail.com>
Cc: David Faust  <david.faust@oracle.com>
Cc: Jose Marchesi  <jose.marchesi@oracle.com>
Cc: Elena Zannoni  <elena.zannoni@oracle.com>
====================

Link: https://patch.msgid.link/20251202180220.11128-1-cupertino.miranda@oracle.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

...

This commit is contained in:

Alexei Starovoitov 2025-12-10 00:12:10 -08:00

parent c93c124600 a5b4867fad

commit 759377dab3

2 changed files with 75 additions and 11 deletions

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18

kernel/bpf/verifier.c

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68

tools/testing/selftests/bpf/progs/verifier_subreg.c

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