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Subject[GIT PULL] configfs fixes for 5.3
Hi Linus,

please pull these late configfs fixe from Al that fix pretty nasty
removal vs attribute access races.

The following changes since commit 089cf7f6ecb266b6a4164919a2e69bd2f938374a:

Linux 5.3-rc7 (2019-09-02 09:57:40 -0700)

are available in the Git repository at:

git:// tags/configfs-for-5.3

for you to fetch changes up to b0841eefd9693827afb9888235e26ddd098f9cef:

configfs: provide exclusion between IO and removals (2019-09-04 22:33:51 +0200)

configfs fixes for 5.3

- fix removal vs attribute read/write races (Al Viro)

Al Viro (4):
configfs: stash the data we need into configfs_buffer at open time
configfs_register_group() shouldn't be (and isn't) called in rmdirable parts
configfs: new object reprsenting tree fragments
configfs: provide exclusion between IO and removals

fs/configfs/configfs_internal.h | 15 ++-
fs/configfs/dir.c | 137 +++++++++++++++-----
fs/configfs/file.c | 280 ++++++++++++++++++++--------------------
3 files changed, 257 insertions(+), 175 deletions(-)

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