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Filipe Manana 659192e668 btrfs: add assertions when deleting batches of delayed items
There are a few impossible cases that btrfs_batch_delete_items() tries to
deal with:

1) Getting a path pointing to a NULL leaf;
2) The leaf slot is pointing beyond the last item in the leaf;
3) We can't find a single item to delete.

The first case is impossible because the given path was returned by a
successful call to btrfs_search_slot(). Replace the BUG_ON() with an
ASSERT for this.

The second case is impossible because we are always called when a delayed
item matches an item in the given leaf. So add an ASSERT() for that and
if that condition is not satisfied, trigger a warning and return an error.

The third case is impossible exactly because of the same reason as the
second case. The given delayed item matches one item in the leaf, so we
know that our batch always has at least one item. Add an ASSERT to check
that, trigger a warning if that expectation fails and return an error.

Reviewed-by: Anand Jain <anand.jain@oracle.com>
Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: Filipe Manana <fdmanana@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
2022-07-25 17:44:35 +02:00
arch - Reorganize the perf LBR init code so that a TSX quirk is applied early 2022-07-24 09:55:53 -07:00
block block: fix missing blkcg_bio_issue_init 2022-07-14 10:54:49 -06:00
certs certs: make system keyring depend on x509 parser 2022-07-24 12:53:55 -07:00
crypto crypto: s390 - do not depend on CRYPTO_HW for SIMD implementations 2022-07-06 20:04:06 -07:00
Documentation * Check for invalid flags to KVM_CAP_X86_USER_SPACE_MSR 2022-07-23 10:22:26 -07:00
drivers - Make retbleed mitigations 64-bit only (32-bit will need a bit more 2022-07-24 09:40:17 -07:00
fs btrfs: add assertions when deleting batches of delayed items 2022-07-25 17:44:35 +02:00
include btrfs: add trace event for submitted RAID56 bio 2022-07-25 17:44:34 +02:00
init gcc-12: disable '-Warray-bounds' universally for now 2022-06-09 10:11:12 -07:00
ipc ipc: Free mq_sysctls if ipc namespace creation failed 2022-06-22 17:47:41 -05:00
kernel A single fix to correct a wrong BUG_ON() condition for deboosted tasks. 2022-07-24 09:50:53 -07:00
lib ubsan: disable UBSAN_DIV_ZERO for clang 2022-07-14 15:45:26 -07:00
LICENSES LICENSES/LGPL-2.1: Add LGPL-2.1-or-later as valid identifiers 2021-12-16 14:33:10 +01:00
mm mm: split huge PUD on wp_huge_pud fallback 2022-07-03 15:42:33 -07:00
net net/sched: cls_api: Fix flow action initialization 2022-07-20 10:54:27 +01:00
samples Fixes and minor clean ups for tracing: 2022-07-12 16:17:40 -07:00
scripts scripts/gdb: Fix gdb 'lx-symbols' command 2022-07-21 10:40:55 -07:00
security lockdown: Fix kexec lockdown bypass with ima policy 2022-07-20 09:56:48 -07:00
sound ASoC: Drop Rockchip BCLK management for v5.19 2022-07-15 12:31:07 +02:00
tools * Check for invalid flags to KVM_CAP_X86_USER_SPACE_MSR 2022-07-23 10:22:26 -07:00
usr Not a lot of material this cycle. Many singleton patches against various 2022-05-27 11:22:03 -07:00
virt KVM: x86: disable preemption around the call to kvm_arch_vcpu_{un|}blocking 2022-06-09 10:52:20 -04:00
.clang-format clang-format: Fix space after for_each macros 2022-05-20 19:27:16 +02:00
.cocciconfig scripts: add Linux .cocciconfig for coccinelle 2016-07-22 12:13:39 +02:00
.get_maintainer.ignore Opt out of scripts/get_maintainer.pl 2019-05-16 10:53:40 -07:00
.gitattributes .gitattributes: use 'dts' diff driver for dts files 2019-12-04 19:44:11 -08:00
.gitignore kbuild: split the second line of *.mod into *.usyms 2022-05-08 03:16:59 +09:00
.mailmap cxl fixes for 5.19-rc6 2022-07-08 12:55:25 -07:00
COPYING COPYING: state that all contributions really are covered by this file 2020-02-10 13:32:20 -08:00
CREDITS MAINTAINERS: mark ARM/PALM TREO SUPPORT orphan 2022-07-07 15:17:00 +02:00
Kbuild kbuild: rename hostprogs-y/always to hostprogs/always-y 2020-02-04 01:53:07 +09:00
Kconfig kbuild: ensure full rebuild when the compiler is updated 2020-05-12 13:28:33 +09:00
MAINTAINERS Pin control fixes for the v5.19 kernel cycle: 2022-07-22 12:24:04 -07:00
Makefile Linux 5.19-rc8 2022-07-24 13:26:27 -07:00
README Drop all 00-INDEX files from Documentation/ 2018-09-09 15:08:58 -06:00

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.