Re: [Mesa-dev] [PATCH mesa 3/5] egl: Fix _eglPointerIsDereferencable() to ignore page residency

2017-07-19 Thread Miguel Angel Vico
On Wed, 19 Jul 2017 11:43:43 +0100 Emil Velikov wrote: > On 18 July 2017 at 21:49, Miguel A. Vico wrote: > > mincore() returns 0 on success, and -1 on failure. The last parameter > > is a vector of bytes with one entry for each page queried.

Re: [Mesa-dev] [PATCH mesa 3/5] egl: Fix _eglPointerIsDereferencable() to ignore page residency

2017-07-19 Thread Emil Velikov
On 18 July 2017 at 21:49, Miguel A. Vico wrote: > mincore() returns 0 on success, and -1 on failure. The last parameter > is a vector of bytes with one entry for each page queried. mincore > returns page residency information in the first bit of each byte in the > vector.

[Mesa-dev] [PATCH mesa 3/5] egl: Fix _eglPointerIsDereferencable() to ignore page residency

2017-07-18 Thread Miguel A. Vico
mincore() returns 0 on success, and -1 on failure. The last parameter is a vector of bytes with one entry for each page queried. mincore returns page residency information in the first bit of each byte in the vector. Residency doesn't actually matter when determining whether a pointer is