Re: [PATCH AUTOSEL 4.19 11/29] binder: take read mode of mmap_sem in binder_alloc_free_page()

On Fri, Aug 30, 2019 at 02:30:19AM -0500, Tyler Hicks wrote: > On 2019-08-30 08:29:10, Greg Kroah-Hartman wrote: > > On Thu, Aug 29, 2019 at 10:13:20AM -0500, Tyler Hicks wrote: > > > Hello, Sasha! > > > > > > On 2019-08-29 06:49:51, Sasha Levin wrote: > > > > From: Tyler Hicks > > > > > > > >

Re: [PATCH AUTOSEL 4.19 11/29] binder: take read mode of mmap_sem in binder_alloc_free_page()

On 2019-08-30 08:29:10, Greg Kroah-Hartman wrote: > On Thu, Aug 29, 2019 at 10:13:20AM -0500, Tyler Hicks wrote: > > Hello, Sasha! > > > > On 2019-08-29 06:49:51, Sasha Levin wrote: > > > From: Tyler Hicks > > > > > > [ Upstream commit 60d4885710836595192c42d3e04b27551d30ec91 ] > > > > > >

Re: [PATCH AUTOSEL 4.19 11/29] binder: take read mode of mmap_sem in binder_alloc_free_page()

On Thu, Aug 29, 2019 at 10:13:20AM -0500, Tyler Hicks wrote: > Hello, Sasha! > > On 2019-08-29 06:49:51, Sasha Levin wrote: > > From: Tyler Hicks > > > > [ Upstream commit 60d4885710836595192c42d3e04b27551d30ec91 ] > > > > Restore the behavior of locking mmap_sem for reading in > >

Re: [PATCH AUTOSEL 4.19 11/29] binder: take read mode of mmap_sem in binder_alloc_free_page()

Hello, Sasha! On 2019-08-29 06:49:51, Sasha Levin wrote: > From: Tyler Hicks > > [ Upstream commit 60d4885710836595192c42d3e04b27551d30ec91 ] > > Restore the behavior of locking mmap_sem for reading in > binder_alloc_free_page(), as was first done in commit 3013bf62b67a > ("binder: reduce

[PATCH AUTOSEL 4.19 11/29] binder: take read mode of mmap_sem in binder_alloc_free_page()

From: Tyler Hicks [ Upstream commit 60d4885710836595192c42d3e04b27551d30ec91 ] Restore the behavior of locking mmap_sem for reading in binder_alloc_free_page(), as was first done in commit 3013bf62b67a ("binder: reduce mmap_sem write-side lock"). That change was inadvertently reverted by commit