NoaSoftware
/
TencentOS-kernel
forked from TencentOS/TencentOS-kernel
0
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity
9,647 Commits 59 Branches 0 Tags 1.5 GiB
Commit Graph

4 Commits

Author SHA1 Message Date
Helge Deller 4618786877 Revert "parisc: Revert "Release spinlocks using ordered store"" 
commit 157e9afcc4fa25068b0e8743bc254a9b56010e13 upstream.

This reverts commit 86d4d068df573a8c2105554624796c086d6bec3d.

Signed-off-by: Helge Deller <deller@gmx.de>
Cc: <stable@vger.kernel.org> # v5.0+
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 2021-03-16 16:33:53 +08:00
Helge Deller 901e219de2 Revert "parisc: Use ldcw instruction for SMP spinlock release barrier" 
commit 6e9f06ee6c9566f3606d93182ac8f803a148504b upstream.

This reverts commit 9e5c602186a692a7e848c0da17aed40f49d30519.
No need to use the ldcw instruction as SMP spinlock release barrier.
Revert it to gain back speed again.

Signed-off-by: Helge Deller <deller@gmx.de>
Cc: <stable@vger.kernel.org> # v5.2+
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 2021-03-16 16:33:53 +08:00
Helge Deller 51ba48a51f Revert "parisc: Drop LDCW barrier in CAS code when running UP" 
commit 462fb756c7de1ffe5bc6099149136031c2d9c02a upstream.

This reverts commit e6eb5fe9123f05dcbf339ae5c0b6d32fcc0685d5.
We need to optimize it differently. A follow up patch will correct it.

Signed-off-by: Helge Deller <deller@gmx.de>
Cc: <stable@vger.kernel.org> # v5.2+
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 2021-03-16 16:33:53 +08:00
Kaixu Xia 590eaf1fec Init Repo base on linux 5.4.32 long term, and add base tlinux kernel interfaces. 
Signed-off-by: Kaixu Xia <kaixuxia@tencent.com>
 2021-03-16 11:01:34 +08:00