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A mirror of the official Linux kernel repository just in case
5f5a7d8d8b
The remap of fill and completion rings was frowned upon as they control the usage of UMEM which does not support concurrent use. At the same time this would disallow the remap of these rings into another process. A possible use case is that the user wants to transfer the socket/ UMEM ownership to another process (via SYS_pidfd_getfd) and so would need to also remap these rings. This will have no impact on current usages and just relaxes the remap limitation. Signed-off-by: Nuno Gonçalves <nunog@fr24.com> Reviewed-by: Maciej Fijalkowski <maciej.fijalkowski@intel.com> Acked-by: Magnus Karlsson <magnus.karlsson@intel.com> Link: https://lore.kernel.org/r/20230324100222.13434-1-nunog@fr24.com Signed-off-by: Alexei Starovoitov <ast@kernel.org> |
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arch | ||
block | ||
certs | ||
crypto | ||
Documentation | ||
drivers | ||
fs | ||
include | ||
init | ||
io_uring | ||
ipc | ||
kernel | ||
lib | ||
LICENSES | ||
mm | ||
net | ||
rust | ||
samples | ||
scripts | ||
security | ||
sound | ||
tools | ||
usr | ||
virt | ||
.clang-format | ||
.cocciconfig | ||
.get_maintainer.ignore | ||
.gitattributes | ||
.gitignore | ||
.mailmap | ||
.rustfmt.toml | ||
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.