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A mirror of the official Linux kernel repository just in case
03729cfa0d
Any user of wkup_m3_ipc calls wkup_m3_ipc_get to get a handle and this checks the value of the static variable m3_ipc_state to see if the wkup_m3 is ready. Currently this is populated during probe before rproc_boot has been called, meaning there is a window of time that wkup_m3_ipc_get can return a valid handle but the wkup_m3 itself is not ready, leading to invalid IPC calls to the wkup_m3 and system instability. To avoid this, move the population of the m3_ipc_state variable until after rproc_boot has succeeded to guarantee a valid and usable handle is always returned. Reported-by: Suman Anna <s-anna@ti.com> Signed-off-by: Dave Gerlach <d-gerlach@ti.com> Acked-by: Santosh Shilimkar <ssantosh@kernel.org> Signed-off-by: Tony Lindgren <tony@atomide.com> |
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arch | ||
block | ||
certs | ||
crypto | ||
Documentation | ||
drivers | ||
fs | ||
include | ||
init | ||
ipc | ||
kernel | ||
lib | ||
LICENSES | ||
mm | ||
net | ||
samples | ||
scripts | ||
security | ||
sound | ||
tools | ||
usr | ||
virt | ||
.clang-format | ||
.cocciconfig | ||
.get_maintainer.ignore | ||
.gitattributes | ||
.gitignore | ||
.mailmap | ||
COPYING | ||
CREDITS | ||
Kbuild | ||
Kconfig | ||
MAINTAINERS | ||
Makefile | ||
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.