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Eric Biggers 651f77d338 ANDROID: sdcardfs: evict dentries on fscrypt key removal
Use the fscrypt key removal notifier chain to make sdcardfs evict its
dentries when an fscrypt key is about to be removed.  This is needed for
the FS_IOC_REMOVE_ENCRYPTION_KEY ioctl to properly "lock" the encrypted
files underneath sdcardfs when an Android user is stopped.

Test: pm create-user 10
      am start-user 10
      find /data/media/10/    # filenames are in plaintext form
      am stop-user 10
      find /data/media/10/    # filenames are in ciphertext form

      (But currently the kernel and vold still warn about other files
      still being open, due to b/140762419)

Bug: 120446149
Bug: 142275883
Change-Id: I83b451a2bc40c72fcd01d24aa5c34ad8de427534
Signed-off-by: Eric Biggers <ebiggers@google.com>
2019-10-23 11:12:33 -07:00
arch ANDROID: gki_defconfig: remove PWRSEQ_EMMC and PWRSEQ_SIMPLE 2019-10-21 19:11:01 +00:00
block This is the 4.19.80 stable release 2019-10-17 15:33:07 -07:00
certs export.h: remove VMLINUX_SYMBOL() and VMLINUX_SYMBOL_STR() 2018-08-22 23:21:44 +09:00
crypto This is the 4.19.79 stable release 2019-10-11 19:13:57 +02:00
Documentation This is the 4.19.80 stable release 2019-10-17 15:33:07 -07:00
drivers This is the 4.19.80 stable release 2019-10-17 15:33:07 -07:00
firmware kbuild: remove all dummy assignments to obj- 2017-11-18 11:46:06 +09:00
fs ANDROID: sdcardfs: evict dentries on fscrypt key removal 2019-10-23 11:12:33 -07:00
include ANDROID: fscrypt: add key removal notifier chain 2019-10-23 11:12:33 -07:00
init This is the 4.19.76 stable release 2019-10-01 08:51:37 +02:00
ipc This is the 4.19.65 stable release 2019-08-06 20:08:18 +02:00
kernel This is the 4.19.80 stable release 2019-10-17 15:33:07 -07:00
lib BACKPORT: lib: untag user pointers in strn*_user 2019-10-07 15:27:40 -04:00
LICENSES LICENSES: Remove CC-BY-SA-4.0 license text 2018-10-18 11:28:50 +02:00
mm This is the 4.19.80 stable release 2019-10-17 15:33:07 -07:00
net This is the 4.19.79 stable release 2019-10-11 19:13:57 +02:00
samples samples, bpf: suppress compiler warning 2019-07-14 08:11:04 +02:00
scripts This is the 4.19.77 stable release 2019-10-06 11:27:45 +02:00
security This is the 4.19.79 stable release 2019-10-11 19:13:57 +02:00
sound This is the 4.19.79 stable release 2019-10-11 19:13:57 +02:00
tools This is the 4.19.80 stable release 2019-10-17 15:33:07 -07:00
usr kbuild: clean compressed initramfs image 2019-10-07 18:57:16 +02:00
virt KVM: coalesced_mmio: add bounds checking 2019-09-21 07:16:44 +02:00
.clang-format clang-format: Set IndentWrappedFunctionNames false 2018-08-01 18:38:51 +02:00
.cocciconfig
.get_maintainer.ignore
.gitattributes .gitattributes: set git diff driver for C source code files 2016-10-07 18:46:30 -07:00
.gitignore Kbuild updates for v4.17 (2nd) 2018-04-15 17:21:30 -07:00
.mailmap libnvdimm-for-4.19_misc 2018-08-25 18:13:10 -07:00
abi_gki_aarch64.xml ANDROID: enable CONFIG_ION_SYSTEM_HEAP for GKI 2019-09-23 23:26:20 -07:00
build.config.aarch64 ANDROID: refactor build.config files to remove duplication 2019-10-22 18:27:12 -07:00
build.config.common ANDROID: refactor build.config files to remove duplication 2019-10-22 18:27:12 -07:00
build.config.gki ANDROID: refactor build.config files to remove duplication 2019-10-22 18:27:12 -07:00
build.config.gki.aarch64 ANDROID: refactor build.config files to remove duplication 2019-10-22 18:27:12 -07:00
build.config.gki.x86_64 ANDROID: refactor build.config files to remove duplication 2019-10-22 18:27:12 -07:00
build.config.x86_64 ANDROID: refactor build.config files to remove duplication 2019-10-22 18:27:12 -07:00
COPYING COPYING: use the new text with points to the license files 2018-03-23 12:41:45 -06:00
CREDITS 9p: remove Ron Minnich from MAINTAINERS 2018-08-17 16:20:26 -07:00
Kbuild Kbuild updates for v4.15 2017-11-17 17:45:29 -08:00
Kconfig kconfig: move the "Executable file formats" menu to fs/Kconfig.binfmt 2018-08-02 08:06:55 +09:00
MAINTAINERS This is the 4.19.80 stable release 2019-10-17 15:33:07 -07:00
Makefile This is the 4.19.80 stable release 2019-10-17 15:33:07 -07:00
README Docs: Added a pointer to the formatted docs to README 2018-03-21 09:02:53 -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.
See Documentation/00-INDEX for a list of what is contained in each file.

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.