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rpmsg updates for v7.3

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Fix a GLINK endpoint teardown deadlock during driver detach and order SMEM
 FIFO reads after the remote-updated availability check.
 
 Prevent duplicate rpmsg character endpoint teardown when remoteproc shutdown
 races with RPMSG_DESTROY_EPT_IOCTL.
 
 Replace unsafe string and sysfs formatting helpers, and correct the
 unregister_rpmsg_driver() return value documentation.
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Merge tag 'rpmsg-v7.3' of git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux

Pull rpmsg updates from Bjorn Andersson:
 "Fix a GLINK endpoint teardown deadlock during driver detach and order
  SMEM FIFO reads after the remote-updated availability check.

  Prevent duplicate rpmsg character endpoint teardown when remoteproc
  shutdown races with RPMSG_DESTROY_EPT_IOCTL.

  Replace unsafe string and sysfs formatting helpers, and correct the
  unregister_rpmsg_driver() return value documentation"

* tag 'rpmsg-v7.3' of git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux:
  rpmsg: glink: smem: order FIFO read after availability check
  rpmsg: glink: fix deadlock in endpoint destroy during driver detach
  rpmsg: char: Check for ongoing chrdev destroy
  rpmsg: glink: Replace strcpy() with strscpy()
  rpmsg: core: Fix incorrect return value documentation
  rpmsg: Replace sprintf() with sysfs_emit() in sysfs show
This commit is contained in:
Linus Torvalds 2026-08-25 14:13:38 -07:00
commit f2ed28dce9
6 changed files with 19 additions and 13 deletions
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