Created
November 19, 2016 09:22
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Kernel 4.9-rc5 vs. app-emulation/virtualbox-modules-5.1.8
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| --- work/vboxdrv/r0drv/linux/memobj-r0drv-linux.c 2016-08-17 04:35:26.000000000 -0400 | |
| +++ work/vboxdrv/r0drv/linux/memobj-r0drv-linux.cb 2016-11-19 03:45:05.024142802 -0500 | |
| @@ -1045,12 +1045,20 @@ | |
| /* | |
| * Get user pages. | |
| */ | |
| + | |
| + unsigned int flags = 0; | |
| + | |
| + if (fWrite) | |
| + { | |
| + flags |= FOLL_WRITE; | |
| + flags |= FOLL_FORCE; | |
| + } | |
| + | |
| #if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 6, 0) | |
| if (R0Process == RTR0ProcHandleSelf()) | |
| rc = get_user_pages(R3Ptr, /* Where from. */ | |
| cPages, /* How many pages. */ | |
| - fWrite, /* Write to memory. */ | |
| - fWrite, /* force write access. */ | |
| + flags, | |
| &pMemLnx->apPages[0], /* Page array. */ | |
| papVMAs); /* vmas */ | |
| /* | |
| @@ -1063,8 +1071,7 @@ | |
| pTask->mm, /* Whose pages. */ | |
| R3Ptr, /* Where from. */ | |
| cPages, /* How many pages. */ | |
| - fWrite, /* Write to memory. */ | |
| - fWrite, /* force write access. */ | |
| + flags, | |
| &pMemLnx->apPages[0], /* Page array. */ | |
| papVMAs); /* vmas */ | |
| #else /* LINUX_VERSION_CODE < KERNEL_VERSION(4, 6, 0) */ |
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