Re: [RFC 0/2] Split padded I/O vectors exceeding IOV_MAX

2023-03-15 Thread Hanna Czenczek
On 15.03.23 16:29, Stefan Hajnoczi wrote: On Wed, Mar 15, 2023 at 01:13:28PM +0100, Hanna Czenczek wrote: Hi, We accept I/O vectors with up to 1024 (IOV_MAX) elements from guests. When a guest request does not conform to the underlying storage's alignment requirements, we pad it with head and/o

Re: [RFC 0/2] Split padded I/O vectors exceeding IOV_MAX

2023-03-15 Thread Stefan Hajnoczi
On Wed, Mar 15, 2023 at 01:13:28PM +0100, Hanna Czenczek wrote: > Hi, > > We accept I/O vectors with up to 1024 (IOV_MAX) elements from guests. > When a guest request does not conform to the underlying storage's > alignment requirements, we pad it with head and/or tail buffers as > necessary, whic