kernel-5.15-201

* Tue Nov 23 2021 Justin M. Forbes <jforbes@fedoraproject.org> [5.15-201]
- Revert "fuse: fix page stealing" (Justin M. Forbes)
Resolves: rhbz#

Signed-off-by: Justin M. Forbes <jforbes@fedoraproject.org>

Patchlist.changelog

@@ -1,3 +1,6 @@
+https://gitlab.com/cki-project/kernel-ark/-/commit/0deebf76b98dd42393d8f9fa97e196c77d608c7d
+ 0deebf76b98dd42393d8f9fa97e196c77d608c7d Revert "fuse: fix page stealing"
+
 https://gitlab.com/cki-project/kernel-ark/-/commit/ba79f081c3d211f6dda25d73f03c599aab6f8972
  ba79f081c3d211f6dda25d73f03c599aab6f8972 mwifiex_usb: Fix skb_over_panic in mwifiex_usb_recv
 

kernel.spec

@@ -85,7 +85,7 @@ Summary: The Linux kernel
 #  the --with-release option overrides this setting.)
 %define debugbuildsenabled 1
 
-%global distro_build 200
+%global distro_build 201
 
 %if 0%{?fedora}
 %define secure_boot_arch x86_64
@@ -130,13 +130,13 @@ Summary: The Linux kernel
 
 %define rpmversion 5.15.4
 %define patchversion 5.15
-%define pkgrelease 200
+%define pkgrelease 201
 
 # This is needed to do merge window version magic
 %define patchlevel 15
 
 # allow pkg_release to have configurable %%{?dist} tag
-%define specrelease 200%{?buildid}%{?dist}
+%define specrelease 201%{?buildid}%{?dist}
 
 %define pkg_release %{specrelease}
 
@@ -2972,6 +2972,9 @@ fi
 #
 #
 %changelog
+* Tue Nov 23 2021 Justin M. Forbes <jforbes@fedoraproject.org> [5.15-201]
+- Revert "fuse: fix page stealing" (Justin M. Forbes)
+
 * Mon Nov 22 2021 Justin M. Forbes <jforbes@fedoraproject.org> [5.15-0]
 - mwifiex_usb: Fix skb_over_panic in mwifiex_usb_recv (Zekun Shen)
 - atlantic: Fix OOB read and write in hw_atl_utils_fw_rpc_wait (Zekun Shen)

patch-5.15-redhat.patch

@@ -36,6 +36,7 @@
  drivers/usb/core/hub.c                             |   7 ++
  drivers/usb/host/xhci-tegra.c                      |  41 +++++--
  fs/btrfs/async-thread.c                            |  14 +++
+ fs/fuse/dev.c                                      |  14 +--
  include/linux/efi.h                                |  22 ++--
  include/linux/lsm_hook_defs.h                      |   2 +
  include/linux/lsm_hooks.h                          |   6 +
@@ -49,7 +50,7 @@
  security/lockdown/Kconfig                          |  13 +++
  security/lockdown/lockdown.c                       |   1 +
  security/security.c                                |   6 +
- 51 files changed, 803 insertions(+), 215 deletions(-)
+ 52 files changed, 805 insertions(+), 227 deletions(-)
 
 diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
 index 1396fd2d9031..4bc97128cee8 100644
@@ -1809,6 +1810,38 @@ index 309516e6a968..d39af03b456c 100644
  		set_bit(WORK_DONE_BIT, &work->flags);
  		run_ordered_work(wq, work);
  	} else {
+diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
+index 5a1f142bdb48..dde341a6388a 100644
+--- a/fs/fuse/dev.c
++++ b/fs/fuse/dev.c
+@@ -847,12 +847,6 @@ static int fuse_try_move_page(struct fuse_copy_state *cs, struct page **pagep)
+
+ 	replace_page_cache_page(oldpage, newpage);
+
+-	/*
+-	 * Release while we have extra ref on stolen page.  Otherwise
+-	 * anon_pipe_buf_release() might think the page can be reused.
+-	 */
+-	pipe_buf_release(cs->pipe, buf);
+-
+ 	get_page(newpage);
+
+ 	if (!(buf->flags & PIPE_BUF_FLAG_LRU))
+@@ -2037,12 +2031,8 @@ static ssize_t fuse_dev_splice_write(struct pipe_inode_info *pipe,
+
+ 	pipe_lock(pipe);
+ out_free:
+-	for (idx = 0; idx < nbuf; idx++) {
+-		struct pipe_buffer *buf = &bufs[idx];
+-
+-		if (buf->ops)
+-			pipe_buf_release(pipe, buf);
+-	}
++	for (idx = 0; idx < nbuf; idx++)
++		pipe_buf_release(pipe, &bufs[idx]);
+ 	pipe_unlock(pipe);
+
+ 	kvfree(bufs);
 diff --git a/include/linux/efi.h b/include/linux/efi.h
 index 6b5d36babfcc..fd4a5d66a9d0 100644
 --- a/include/linux/efi.h

sources

@@ -1,3 +1,3 @@
 SHA512 (linux-5.15.4.tar.xz) = d8fdb23dd14f4ec5138dee0da8a3e2e22ab676b27618bbee505f8c46d1e01331865146928c6bf3f8ed74479ecb3c77609d25be8b21f3db9131da48b55a613aa8
-SHA512 (kernel-abi-stablelists-5.15.4-200.tar.bz2) = d1d2de637c34972c4aaab9859283a370835cf7f0a36ca1dceac5ebb81fe498bb0ef5c73dd017db69f9efda0cdfd97281431e07f3f242cea7fdee683dd1e97bef
+SHA512 (kernel-abi-stablelists-5.15.4-201.tar.bz2) = c798e618b03d9aee4257d69439114dce333153310970f424bd6b79f3dd835a2f51db149e430c6158f686e5ec745227591e05da6732e341f3e12f2a6d8ceb9dea
-SHA512 (kernel-kabi-dw-5.15.4-200.tar.bz2) = d09b0e57f768186e6efbd236cd817687bf05283524d5747cfa83c055b1134e124e9cf8101fbce5bcb1f8f9e22ad780eee671159360bf5adbb66dad1c69d8a0ee
+SHA512 (kernel-kabi-dw-5.15.4-201.tar.bz2) = ccd77a910e47a0dc345abd20f91b7351f6dfd4cf2fc822f270af4b4477f5507c767adfa442f137db04ceaf3d0ff856d22aaaa7c9507c9374ec877af75e8cf0e3