[ANNOUNCE] 5.4.143-rt64

[Tom Zanussi <zanussi@kernel.org>]

Hello RT Folks!

I'm pleased to announce the 5.4.143-rt64 stable release.

You can get this release via the git tree at:

  git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-stable-rt.git

  branch: v5.4-rt
  Head SHA1: f30e118c1cde0ba5319bd707b88bd9106284f6be

Or to build 5.4.143-rt64 directly, the following patches should be applied:

  https://www.kernel.org/pub/linux/kernel/v5.x/linux-5.4.tar.xz

  https://www.kernel.org/pub/linux/kernel/v5.x/patch-5.4.143.xz

  https://www.kernel.org/pub/linux/kernel/projects/rt/5.4/patch-5.4.143-rt64.patch.xz


You can also build from 5.4.143-rt63 by applying the incremental patch:

  https://www.kernel.org/pub/linux/kernel/projects/rt/5.4/incr/patch-5.4.143-rt63-rt64.patch.xz

Enjoy!

   Tom

Changes from v5.4.143-rt63:
---

Andrew Halaney (1):
      locking/rwsem-rt: Remove might_sleep() in __up_read()

Gregor Beck (1):
      fscache: fix initialisation of cookie hash table raw spinlocks

Tom Zanussi (1):
      Linux 5.4.143-rt64
---
fs/fscache/cookie.c       | 2 +-
 kernel/locking/rwsem-rt.c | 1 -
 localversion-rt           | 2 +-
 3 files changed, 2 insertions(+), 3 deletions(-)
---
diff --git a/fs/fscache/cookie.c b/fs/fscache/cookie.c
index 5508d92e3f8f..cba2a226897f 100644
--- a/fs/fscache/cookie.c
+++ b/fs/fscache/cookie.c
@@ -963,6 +963,6 @@ void __init fscache_cookie_init(void)
 {
 	int i;
 
-	for (i = 0; i < (1 << fscache_cookie_hash_shift) - 1; i++)
+	for (i = 0; i < ARRAY_SIZE(fscache_cookie_hash); i++)
 		INIT_HLIST_BL_HEAD(&fscache_cookie_hash[i]);
 }
diff --git a/kernel/locking/rwsem-rt.c b/kernel/locking/rwsem-rt.c
index 19ea20be3fd7..966946454ced 100644
--- a/kernel/locking/rwsem-rt.c
+++ b/kernel/locking/rwsem-rt.c
@@ -200,7 +200,6 @@ void __up_read(struct rw_semaphore *sem)
 	if (!atomic_dec_and_test(&sem->readers))
 		return;
 
-	might_sleep();
 	raw_spin_lock_irq(&m->wait_lock);
 	/*
 	 * Wake the writer, i.e. the rtmutex owner. It might release the
diff --git a/localversion-rt b/localversion-rt
index b0e8dd7bd707..10474042df49 100644
--- a/localversion-rt
+++ b/localversion-rt
@@ -1 +1 @@
--rt63
+-rt64