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20 lines
728 B
C
20 lines
728 B
C
Error code 512 is being leaked from kernel space. While it should be
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converted to either EINTR or EAGAIN in the kernel. Teach libdrm to do this
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for now. Newer kernel modules will have this fixed included.
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dragonfly fixed this issue in,
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http://gitweb.dragonflybsd.org/dragonfly.git/commit/b922632f623ee2cc2c1346bb3a6894a7756676aa
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which has been included since the 4.4 release.
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--- xf86drm.c.orig 2017-01-30 13:59:15.919081000 +0100
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+++ xf86drm.c
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@@ -197,7 +197,7 @@ drmIoctl(int fd, unsigned long request,
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do {
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ret = ioctl(fd, request, arg);
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- } while (ret == -1 && (errno == EINTR || errno == EAGAIN));
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+ } while (ret == -1 && (errno == EINTR || errno == EAGAIN || errno == 512));
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return ret;
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}
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