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Stephan Müller 00f5dc99fc crypto: jitter - use permanent health test storage
commit cf27d9475f37fb69b5bc293e6e6d6c1d03cf7cc6 upstream.

The health test result in the current code is only given for the currently
processed raw time stamp. This implies to react on the health test error,
the result must be checked after each raw time stamp being processed. To
avoid this constant checking requirement, any health test error is recorded
and stored to be analyzed at a later time, if needed.

This change ensures that the power-up test catches any health test error.
Without that patch, the power-up health test result is not enforced.

The introduced changes are already in use with the user space version of
the Jitter RNG.

Fixes: 04597c8dd6c4 ("jitter - add RCT/APT support for different OSRs")
Reported-by: Joachim Vandersmissen <git@jvdsn.com>
Signed-off-by: Stephan Mueller <smueller@chronox.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Huang Cun <cunhuang@tencent.com>
2024-10-16 15:59:48 +08:00
Documentation Merge linux 6.6.55 2024-10-11 18:06:09 +08:00
LICENSES LICENSES: Add the copyleft-next-0.3.1 license 2022-11-08 15:44:01 +01:00
arch config: iommu: default arm64 iommu Lazy mode 2024-10-16 12:40:03 +08:00
block Merge linux 6.6.55 2024-10-11 18:06:09 +08:00
certs certs: Reference revocation list for all keyrings 2023-08-17 20:12:41 +00:00
crypto crypto: jitter - use permanent health test storage 2024-10-16 15:59:48 +08:00
dist Merge branch 'haisu/master-tryrue-20240905-merge-honglin' into 'master' (merge request !197) 2024-09-29 01:56:56 +00:00
drivers mpt3sas: add mpt3sas commercial-quality driver 2024-10-15 15:51:41 +08:00
fs Merge branch 'haisu/master-cve-v9' into 'master' (merge request !204) 2024-10-12 01:09:00 +00:00
include Merge linux 6.6.55 2024-10-11 18:06:09 +08:00
init Merge linux 6.6.48 2024-09-29 16:01:50 +08:00
io_uring io_uring/net: harden multishot termination case for recv 2024-10-10 11:58:02 +02:00
ipc sysctl: treewide: drop unused argument ctl_table_root::set_ownership(table) 2024-08-11 12:47:13 +02:00
kernel Merge linux 6.6.55 2024-10-11 18:06:09 +08:00
lib Merge linux 6.6.55 2024-10-11 18:06:09 +08:00
mm Merge linux 6.6.55 2024-10-11 18:06:09 +08:00
net Merge linux 6.6.55 2024-10-11 18:06:09 +08:00
rust rust: sync: require `T: Sync` for `LockedBy::access` 2024-10-10 11:57:44 +02:00
samples samples/bpf: Fix compilation errors with cf-protection option 2024-10-04 16:29:19 +02:00
scripts Merge linux 6.6.55 2024-10-11 18:06:09 +08:00
security Merge linux 6.6.55 2024-10-11 18:06:09 +08:00
sound Merge linux 6.6.55 2024-10-11 18:06:09 +08:00
tools Merge linux 6.6.56 2024-10-11 21:27:37 +08:00
usr initramfs: Encode dependency on KBUILD_BUILD_TIMESTAMP 2023-06-06 17:54:49 +09:00
virt KVM: Fix coalesced_mmio_has_room() to avoid premature userspace exit 2024-10-12 10:13:09 +08:00
.clang-format iommu: Add for_each_group_device() 2023-05-23 08:15:51 +02:00
.cocciconfig
.get_maintainer.ignore get_maintainer: add Alan to .get_maintainer.ignore 2022-08-20 15:17:44 -07:00
.gitattributes dist: initial support 2023-12-12 15:56:34 +08:00
.gitignore Merge branch '6.6.54' 2024-10-10 21:47:18 +08:00
.gitmodules drivers/thirdparty: put release-drivers in tree 2024-08-27 17:10:54 +08:00
.mailmap 20 hotfixes. 12 are cc:stable and the remainder address post-6.5 issues 2023-10-24 09:52:16 -10:00
.rustfmt.toml rust: add `.rustfmt.toml` 2022-09-28 09:02:20 +02:00
COPYING COPYING: state that all contributions really are covered by this file 2020-02-10 13:32:20 -08:00
CREDITS USB: Remove Wireless USB and UWB documentation 2023-08-09 14:17:32 +02:00
Kbuild Kbuild updates for v6.1 2022-10-10 12:00:45 -07:00
Kconfig kconfig: Fix duplicate "Tencent Kernel Features" menu config 2024-06-24 20:23:33 +08:00
MAINTAINERS Merge linux 6.6.51 2024-09-29 19:06:17 +08:00
Makefile Merge linux 6.6.56 2024-10-11 21:27:37 +08:00
README Drop all 00-INDEX files from Documentation/ 2018-09-09 15:08:58 -06:00
config-readme Makefile, dist: add "make tencentconfig" support 2024-03-04 13:25:26 +08:00

README

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.