[PATCH v2 0/3] checksyscalls: only run when necessary

From: Thomas Weißschuh

Date: Tue Mar 24 2026 - 13:24:51 EST


Currently checksyscalls.sh is unconditionally executed during each build.
Most of these executions are unnecessary.

Only run checksyscalls.sh if one of its inputs have changed.

Signed-off-by: Thomas Weißschuh <linux@xxxxxxxxxxxxxx>
---
Changes in v2:
- Also send to kbuild maintainers
- Link to v1: https://patch.msgid.link/20260303-kbuild-missing-syscalls-v1-0-3b4d69b68c75@xxxxxxxxxxxxxx

---
Thomas Weißschuh (3):
checksyscalls: move path to reference table to a variable
checksyscalls: only run when necessary
checksyscalls: move instance functionality into generic code

Kbuild | 14 ++++++++++----
arch/mips/Makefile | 6 ++----
scripts/checksyscalls.sh | 9 ++++++++-
3 files changed, 20 insertions(+), 9 deletions(-)
---
base-commit: 6de23f81a5e08be8fbf5e8d7e9febc72a5b5f27f
change-id: 20260212-kbuild-missing-syscalls-e328de3c4b54

Best regards,
--
Thomas Weißschuh <linux@xxxxxxxxxxxxxx>