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vhost_net is an in-kernel implementation of a virtio_net device. This device implementation is responsible only for negotiating features and setting up vhost_net to point to the virtqueues in the guest. Signed-off-by: Stephen Barber <smbarber@chromium.org> BUG=chromium:738639 TEST=boot with networking enabled and ping host Change-Id: I9192765b9348528a8a7a7f273e9522c2373d22fb Reviewed-on: https://chromium-review.googlesource.com/538106 Commit-Ready: Stephen Barber <smbarber@chromium.org> Tested-by: Stephen Barber <smbarber@chromium.org> Reviewed-by: Zach Reizner <zachr@chromium.org>
36 lines
1.2 KiB
Text
36 lines
1.2 KiB
Text
close: 1
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exit_group: 1
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futex: 1
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# Whitelist vhost_net ioctls only.
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# arg1 == VHOST_GET_FEATURES ||
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# arg1 == VHOST_SET_FEATURES ||
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# arg1 == VHOST_SET_OWNER ||
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# arg1 == VHOST_RESET_OWNER ||
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# arg1 == VHOST_SET_MEM_TABLE ||
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# arg1 == VHOST_SET_LOG_BASE ||
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# arg1 == VHOST_SET_LOG_FD ||
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# arg1 == VHOST_SET_VRING_NUM ||
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# arg1 == VHOST_SET_VRING_ADDR ||
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# arg1 == VHOST_SET_VRING_BASE ||
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# arg1 == VHOST_GET_VRING_BASE ||
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# arg1 == VHOST_SET_VRING_KICK ||
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# arg1 == VHOST_SET_VRING_CALL ||
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# arg1 == VHOST_SET_VRING_ERR ||
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# arg1 == VHOST_NET_SET_BACKEND
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ioctl: arg1 == 0x8008af00 || arg1 == 0x4008af00 || arg1 == 0x0000af01 || arg1 == 0x0000af02 || arg1 == 0x4008af03 || arg1 == 0x4008af04 || arg1 == 0x4004af07 || arg1 == 0x4008af10 || arg1 == 0x4028af11 || arg1 == 0x4008af12 || arg1 == 0xc008af12 || arg1 == 0x4008af20 || arg1 == 0x4008af21 || arg1 == 0x4008af22 || arg1 == 0x4008af30
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# Disallow mmap with PROT_EXEC set. The syntax here doesn't allow bit
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# negation, thus the manually negated mask constant.
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mmap: arg2 in 0xfffffffb
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mprotect: arg2 in 0xfffffffb
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munmap: 1
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poll: 1
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read: 1
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recvfrom: 1
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sched_getaffinity: 1
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set_robust_list: 1
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sigaltstack: 1
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# Disallow clone's other than new threads.
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# arg0 is flags. Because kernel.
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clone: arg0 & 0x00010000
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write: 1
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