Messages in this thread | | | Date | Thu, 1 Apr 2021 14:39:19 -0700 | From | Kees Cook <> | Subject | [GIT PULL] LTO fix for v5.12-rc6 |
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Hi Linus,
Please pull this LTO fix for v5.12-rc6. It seems that there is a bug in ld.bfd when doing module section merging. As explicit merging is only needed for LTO, the work-around is to only do it under LTO, leaving the original section layout choices alone under normal builds.
Thanks!
-Kees
The following changes since commit a5e13c6df0e41702d2b2c77c8ad41677ebb065b3:
Linux 5.12-rc5 (2021-03-28 15:48:16 -0700)
are available in the Git repository at:
https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git tags/lto-v5.12-rc6
for you to fetch changes up to 6a3193cdd5e5b96ac65f04ee42555c216da332af:
kbuild: lto: Merge module sections if and only if CONFIG_LTO_CLANG is enabled (2021-04-01 14:15:59 -0700)
---------------------------------------------------------------- LTO fix for v5.12-rc6
- Only perform explicit module section merges under LTO (Sean Christopherson)
---------------------------------------------------------------- Sean Christopherson (1): kbuild: lto: Merge module sections if and only if CONFIG_LTO_CLANG is enabled
scripts/module.lds.S | 2 ++ 1 file changed, 2 insertions(+)
-- Kees Cook
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