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rust: kbuild: split up helpers.c

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[ Upstream commit 876346536c ]

This patch splits up the rust helpers C file. When rebasing patch sets on
upstream linux, merge conflicts in helpers.c is common and time consuming
[1]. Thus, split the file so that each kernel component can live in a
separate file.

This patch lists helper files explicitly and thus conflicts in the file
list is still likely. However, they should be more simple to resolve than
the conflicts usually seen in helpers.c.

[ Removed `README.md` and undeleted the original comment since now,
  in v3 of the series, we have a `helpers.c` again; which also allows
  us to keep the "Sorted alphabetically" line and makes the diff easier.

  In addition, updated the Documentation/ mentions of the file, reworded
  title and removed blank lines at the end of `page.c`.  - Miguel ]

Link: https://rust-for-linux.zulipchat.com/#narrow/stream/288089-General/topic/Splitting.20up.20helpers.2Ec/near/426694012 [1]
Signed-off-by: Andreas Hindborg <a.hindborg@samsung.com>
Reviewed-by: Gary Guo <gary@garyguo.net>
Acked-by: Dirk Behme <dirk.behme@de.bosch.com>
Reviewed-by: Alice Ryhl <aliceryhl@google.com>
Reviewed-by: Benno Lossin <benno.lossin@proton.me>
Link: https://lore.kernel.org/r/20240815103016.2771842-1-nmi@metaspace.dk
Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
Stable-dep-of: d065cc7605 ("rust: mutex: fix __mutex_init() usage in case of PREEMPT_RT")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Andreas Hindborg
2024-08-15 10:30:26 +00:00
committed by Greg Kroah-Hartman
parent a3f7d79554
commit 9c2b7aa3f9
20 changed files with 301 additions and 244 deletions
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16
rust/helpers/workqueue.c Normal file
View File

@@ -0,0 +1,16 @@
// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <linux/workqueue.h>
void rust_helper_init_work_with_key(struct work_struct *work, work_func_t func,
bool onstack, const char *name,
struct lock_class_key *key)
{
__init_work(work, onstack);
work->data = (atomic_long_t)WORK_DATA_INIT();
lockdep_init_map(&work->lockdep_map, name, key, 0);
INIT_LIST_HEAD(&work->entry);
work->func = func;
}
EXPORT_SYMBOL_GPL(rust_helper_init_work_with_key);