On Thu, Jan 03, 2019 at 09:10:22PM +0530, Firoz Khan wrote:
This will be an automated scripts to provide easy support for add/modify/delete the system call entry by add in respective *.tbl file.
System call table generation support for asm-generic is provide for arm64 architecture which will use the common scripts resides in scripts directory and use syscall.tbl syscall_arm32.tbl files as inputs. This implementation will replace asm-generic/unistd.h.
This patch depends on: https://lore.kernel.org/lkml/1546439331-18646-1-git-send-email-firoz.khan@li... https://lore.kernel.org/lkml/1546520681-24453-1-git-send-email-firoz.khan@li...
I'm having a hard time understanding what the benefit of this series is, given that we only support EABI compat tasks. When adding a new compat system call, you can't just blindly hook it up without checking whether it needs a wrapper to deal with any type conversion etc, so really we're just replacing one table with another as far as I can tell. What am I missing?
I also really don't think we should be generating the 32-bit UAPI headers from the 64-bit compat system call support (if that's what you're trying to do -- make headers_check fails with your patches applied). arch/arm/ is the canonical place for the 32-bit UAPI, and we're just implementing that.
Will