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Filename Latest commit message Latest commit date
Jonathan Lemon 9bd01a33c7 xdp: obtain the mem_id mutex before trying to remove an entry.
[ Upstream commit 86c76c09898332143be365c702cf8d586ed4ed21 ]

A lockdep splat was observed when trying to remove an xdp memory
model from the table since the mutex was obtained when trying to
remove the entry, but not before the table walk started:

Fix the splat by obtaining the lock before starting the table walk.

Fixes: c3f812cea0d7 ("page_pool: do not release pool until inflight == 0.")
Reported-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Jonathan Lemon <jonathan.lemon@gmail.com>
Tested-by: Grygorii Strashko <grygorii.strashko@ti.com>
Acked-by: Jesper Dangaard Brouer <brouer@redhat.com>
Acked-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-12-18 16:09:10 +01:00
arch powerpc: Define arch_is_kernel_initmem_freed() for lockdep 2019-12-17 19:56:51 +01:00
block blk-mq: make sure that line break can be printed 2019-12-17 19:56:53 +01:00
certs
crypto crypto: user - fix memory leak in crypto_reportstat 2019-12-13 08:43:11 +01:00
Documentation USB: documentation: flags on usb-storage versus UAS 2019-12-17 19:55:32 +01:00
drivers page_pool: do not release pool until inflight == 0. 2019-12-18 16:09:07 +01:00
fs ext4: fix leak of quota reservations 2019-12-17 19:56:53 +01:00
include page_pool: do not release pool until inflight == 0. 2019-12-18 16:09:07 +01:00
init
ipc
kernel workqueue: Fix missing kfree(rescuer) in destroy_workqueue() 2019-12-17 19:56:54 +01:00
lib lib: raid6: fix awk build warnings 2019-12-17 19:56:09 +01:00
LICENSES
mm mm/shmem.c: cast the type of unmap_start to u64 2019-12-17 19:56:51 +01:00
net xdp: obtain the mem_id mutex before trying to remove an entry. 2019-12-18 16:09:10 +01:00
samples samples/bpf: fix build by setting HAVE_ATTR_TEST to zero 2019-10-31 21:39:15 +01:00
scripts arm64 fix for -rc8 / final 2019-11-15 09:14:23 -08:00
security efi/efi_test: Lock down /dev/efi_test and require CAP_SYS_ADMIN 2019-10-31 09:40:21 +01:00
sound ALSA: hda/realtek - Line-out jack doesn't work on a Dell AIO 2019-12-17 19:56:28 +01:00
tools net/tls: Fix return values to avoid ENOTSUPP 2019-12-18 16:08:31 +01:00
usr
virt KVM: arm/arm64: vgic: Don't rely on the wrong pending table 2019-12-13 08:43:00 +01:00
.clang-format
.cocciconfig
.get_maintainer.ignore
.gitattributes
.gitignore
.mailmap ARM: SoC fixes 2019-11-10 13:41:59 -08:00
COPYING
CREDITS
Kbuild
Kconfig
MAINTAINERS Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2019-11-22 14:28:14 -08:00
Makefile Linux 5.4.4 2019-12-17 19:56:55 +01:00
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.