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When uacce parent device module is removed, user app may still keep the mmaped area, which can be accessed unsafely. When rmmod, Parent device driver will call uacce_remove, which unmap all remaining mapping from user space for safety. VM_FAULT_SIGBUS is also reported to user space accordingly. Suggested-by: Dave Jiang <dave.jiang@intel.com> Signed-off-by: Zhangfei Gao <zhangfei.gao@linaro.org> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> |
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acpi | ||
asm-generic | ||
clocksource | ||
crypto | ||
drm | ||
dt-bindings | ||
keys | ||
kunit | ||
kvm | ||
linux | ||
math-emu | ||
media | ||
misc | ||
net | ||
pcmcia | ||
ras | ||
rdma | ||
scsi | ||
soc | ||
sound | ||
target | ||
trace | ||
uapi | ||
vdso | ||
video | ||
xen |