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Alessandro Rubini authored
The commits allows the vmalloc buffer to change the allocated size. If mmap is active, it returns EBUSY, but we need to protect against new maps to appear during the change. The vm_ops->open method returns void, so we need to block the mmap() system call directly, in chardev.c. Signed-off-by: Alessandro Rubini <rubini@gnudd.com> Acked-by: Federico Vaga <federico.vaga@gmail.com>
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Documentation/ABI/stable | ||
buffers | ||
doc | ||
drivers | ||
include/linux | ||
tools | ||
triggers | ||
.gitignore | ||
COPYING | ||
Makefile | ||
README | ||
bus.c | ||
chardev.c | ||
core.c | ||
helpers.c | ||
misc.c | ||
objects.c | ||
sysfs.c | ||
zio-internal.h |