Re: [PATCH v4 08/36] mm: introduce __GFP_NO_OBJ_EXT flag to selectively... | linux-modules

[PATCH v4 00/36] Memory allocation profiling · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
[PATCH v4 01/36] fix missing vmalloc.h includes · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
Re: [PATCH v4 01/36] fix missing vmalloc.h includes · Pasha Tatashin <pasha.tatashin@soleen.com> · 2024-02-21
[PATCH v4 02/36] asm-generic/io.h: Kill vmalloc.h dependency · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
Re: [PATCH v4 02/36] asm-generic/io.h: Kill vmalloc.h dependency · Pasha Tatashin <pasha.tatashin@soleen.com> · 2024-02-21
[PATCH v4 03/36] mm/slub: Mark slab_free_freelist_hook() __always_inline · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
Re: [PATCH v4 03/36] mm/slub: Mark slab_free_freelist_hook() __always_inline · Pasha Tatashin <pasha.tatashin@soleen.com> · 2024-02-21
Re: [PATCH v4 03/36] mm/slub: Mark slab_free_freelist_hook() __always_inline · Suren Baghdasaryan <surenb@google.com> · 2024-02-24
Re: [PATCH v4 03/36] mm/slub: Mark slab_free_freelist_hook() __always_inline · Vlastimil Babka <hidden> · 2024-02-26
[PATCH v4 04/36] scripts/kallysms: Always include __start and __stop symbols · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
Re: [PATCH v4 04/36] scripts/kallysms: Always include __start and __stop symbols · Pasha Tatashin <pasha.tatashin@soleen.com> · 2024-02-21
[PATCH v4 05/36] fs: Convert alloc_inode_sb() to a macro · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
Re: [PATCH v4 05/36] fs: Convert alloc_inode_sb() to a macro · Pasha Tatashin <pasha.tatashin@soleen.com> · 2024-02-21
Re: [PATCH v4 05/36] fs: Convert alloc_inode_sb() to a macro · Vlastimil Babka <hidden> · 2024-02-26
Re: [PATCH v4 05/36] fs: Convert alloc_inode_sb() to a macro · Suren Baghdasaryan <surenb@google.com> · 2024-02-26
Re: [PATCH v4 05/36] fs: Convert alloc_inode_sb() to a macro · Kent Overstreet <kent.overstreet@linux.dev> · 2024-02-26
[PATCH v4 06/36] mm: enumerate all gfp flags · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
Re: [PATCH v4 06/36] mm: enumerate all gfp flags · Pasha Tatashin <pasha.tatashin@soleen.com> · 2024-02-21
Re: [PATCH v4 06/36] mm: enumerate all gfp flags · Michal Hocko <mhocko@suse.com> · 2024-02-22
Re: [PATCH v4 06/36] mm: enumerate all gfp flags · Petr Tesařík <hidden> · 2024-02-22
Re: [PATCH v4 06/36] mm: enumerate all gfp flags · Suren Baghdasaryan <surenb@google.com> · 2024-02-23
Re: [PATCH v4 06/36] mm: enumerate all gfp flags · Suren Baghdasaryan <surenb@google.com> · 2024-02-24
[PATCH v4 07/36] mm: introduce slabobj_ext to support slab object extensions · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
Re: [PATCH v4 07/36] mm: introduce slabobj_ext to support slab object extensions · Pasha Tatashin <pasha.tatashin@soleen.com> · 2024-02-21
Re: [PATCH v4 07/36] mm: introduce slabobj_ext to support slab object extensions · Vlastimil Babka <hidden> · 2024-02-26
Re: [PATCH v4 07/36] mm: introduce slabobj_ext to support slab object extensions · Suren Baghdasaryan <surenb@google.com> · 2024-02-26
[PATCH v4 08/36] mm: introduce __GFP_NO_OBJ_EXT flag to selectively prevent slabobj_ext creation · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
Re: [PATCH v4 08/36] mm: introduce __GFP_NO_OBJ_EXT flag to selectively prevent slabobj_ext creation · Pasha Tatashin <pasha.tatashin@soleen.com> · 2024-02-22
Re: [PATCH v4 08/36] mm: introduce __GFP_NO_OBJ_EXT flag to selectively prevent slabobj_ext creation · Vlastimil Babka <hidden> · 2024-02-26
[PATCH v4 09/36] mm/slab: introduce SLAB_NO_OBJ_EXT to avoid obj_ext creation · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
Re: [PATCH v4 09/36] mm/slab: introduce SLAB_NO_OBJ_EXT to avoid obj_ext creation · Pasha Tatashin <pasha.tatashin@soleen.com> · 2024-02-22
Re: [PATCH v4 09/36] mm/slab: introduce SLAB_NO_OBJ_EXT to avoid obj_ext creation · Vlastimil Babka <hidden> · 2024-02-26
[PATCH v4 10/36] slab: objext: introduce objext_flags as extension to page_memcg_data_flags · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
Re: [PATCH v4 10/36] slab: objext: introduce objext_flags as extension to page_memcg_data_flags · Pasha Tatashin <pasha.tatashin@soleen.com> · 2024-02-22
Re: [PATCH v4 10/36] slab: objext: introduce objext_flags as extension to page_memcg_data_flags · Vlastimil Babka <hidden> · 2024-02-26
[PATCH v4 11/36] lib: code tagging framework · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
[PATCH v4 12/36] lib: code tagging module support · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
[PATCH v4 13/36] lib: prevent module unloading if memory is not freed · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
Re: [PATCH v4 13/36] lib: prevent module unloading if memory is not freed · Vlastimil Babka <hidden> · 2024-02-26
Re: [PATCH v4 13/36] lib: prevent module unloading if memory is not freed · Suren Baghdasaryan <surenb@google.com> · 2024-02-26
Re: [PATCH v4 13/36] lib: prevent module unloading if memory is not freed · Luis Chamberlain <mcgrof@kernel.org> · 2024-03-12
Re: [PATCH v4 13/36] lib: prevent module unloading if memory is not freed · Suren Baghdasaryan <surenb@google.com> · 2024-03-12
Re: [PATCH v4 13/36] lib: prevent module unloading if memory is not freed · Kent Overstreet <kent.overstreet@linux.dev> · 2024-03-12
[PATCH v4 14/36] lib: add allocation tagging support for memory allocation profiling · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
Re: [PATCH v4 14/36] lib: add allocation tagging support for memory allocation profiling · Kees Cook <hidden> · 2024-02-21
Re: [PATCH v4 14/36] lib: add allocation tagging support for memory allocation profiling · Kent Overstreet <kent.overstreet@linux.dev> · 2024-02-21
Re: [PATCH v4 14/36] lib: add allocation tagging support for memory allocation profiling · Kees Cook <hidden> · 2024-02-22
Re: [PATCH v4 14/36] lib: add allocation tagging support for memory allocation profiling · Kent Overstreet <kent.overstreet@linux.dev> · 2024-02-22
Re: [PATCH v4 14/36] lib: add allocation tagging support for memory allocation profiling · Kees Cook <hidden> · 2024-02-22
Re: [PATCH v4 14/36] lib: add allocation tagging support for memory allocation profiling · Vlastimil Babka <hidden> · 2024-02-28
Re: [PATCH v4 14/36] lib: add allocation tagging support for memory allocation profiling · Suren Baghdasaryan <surenb@google.com> · 2024-02-28
Re: [PATCH v4 14/36] lib: add allocation tagging support for memory allocation profiling · Vlastimil Babka <hidden> · 2024-02-28
Re: [PATCH v4 14/36] lib: add allocation tagging support for memory allocation profiling · Suren Baghdasaryan <surenb@google.com> · 2024-02-28
[PATCH v4 15/36] lib: introduce support for page allocation tagging · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
Re: [PATCH v4 15/36] lib: introduce support for page allocation tagging · Vlastimil Babka <hidden> · 2024-02-26
Re: [PATCH v4 15/36] lib: introduce support for page allocation tagging · Suren Baghdasaryan <surenb@google.com> · 2024-02-26
Re: [PATCH v4 15/36] lib: introduce support for page allocation tagging · Vlastimil Babka <hidden> · 2024-02-27
Re: [PATCH v4 15/36] lib: introduce support for page allocation tagging · Kent Overstreet <kent.overstreet@linux.dev> · 2024-02-27
Re: [PATCH v4 15/36] lib: introduce support for page allocation tagging · Suren Baghdasaryan <surenb@google.com> · 2024-02-27
[PATCH v4 16/36] mm: percpu: increase PERCPU_MODULE_RESERVE to accommodate allocation tags · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
[PATCH v4 17/36] change alloc_pages name in dma_map_ops to avoid name conflicts · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
[PATCH v4 18/36] mm: enable page allocation tagging · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
[PATCH v4 19/36] mm: create new codetag references during page splitting · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
Re: [PATCH v4 19/36] mm: create new codetag references during page splitting · Vlastimil Babka <hidden> · 2024-02-27
Re: [PATCH v4 19/36] mm: create new codetag references during page splitting · Suren Baghdasaryan <surenb@google.com> · 2024-02-27
Re: [PATCH v4 19/36] mm: create new codetag references during page splitting · Vlastimil Babka <hidden> · 2024-02-28
Re: [PATCH v4 19/36] mm: create new codetag references during page splitting · Suren Baghdasaryan <surenb@google.com> · 2024-02-28
Re: [PATCH v4 19/36] mm: create new codetag references during page splitting · Vlastimil Babka <hidden> · 2024-02-28
Re: [PATCH v4 19/36] mm: create new codetag references during page splitting · Suren Baghdasaryan <surenb@google.com> · 2024-02-28
[PATCH v4 20/36] mm/page_ext: enable early_page_ext when CONFIG_MEM_ALLOC_PROFILING_DEBUG=y · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
Re: [PATCH v4 20/36] mm/page_ext: enable early_page_ext when CONFIG_MEM_ALLOC_PROFILING_DEBUG=y · Vlastimil Babka <hidden> · 2024-02-27
[PATCH v4 21/36] lib: add codetag reference into slabobj_ext · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
Re: [PATCH v4 21/36] lib: add codetag reference into slabobj_ext · Vlastimil Babka <hidden> · 2024-02-27
[PATCH v4 22/36] mm/slab: add allocation accounting into slab allocation and free paths · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
Re: [PATCH v4 22/36] mm/slab: add allocation accounting into slab allocation and free paths · Vlastimil Babka <hidden> · 2024-02-27
Re: [PATCH v4 22/36] mm/slab: add allocation accounting into slab allocation and free paths · Suren Baghdasaryan <surenb@google.com> · 2024-02-27
[PATCH v4 23/36] mm/slab: enable slab allocation tagging for kmalloc and friends · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
[PATCH v4 24/36] rust: Add a rust helper for krealloc() · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
Re: [PATCH v4 24/36] rust: Add a rust helper for krealloc() · Alice Ryhl <aliceryhl@google.com> · 2024-02-22
Re: [PATCH v4 24/36] rust: Add a rust helper for krealloc() · Suren Baghdasaryan <surenb@google.com> · 2024-02-23
[PATCH v4 25/36] mempool: Hook up to memory allocation profiling · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
[PATCH v4 26/36] mm: percpu: Introduce pcpuobj_ext · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
[PATCH v4 27/36] mm: percpu: Add codetag reference into pcpuobj_ext · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
[PATCH v4 28/36] mm: percpu: enable per-cpu allocation tagging · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
[PATCH v4 29/36] mm: vmalloc: Enable memory allocation profiling · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
[PATCH v4 30/36] rhashtable: Plumb through alloc tag · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
[PATCH v4 31/36] lib: add memory allocations report in show_mem() · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
Re: [PATCH v4 31/36] lib: add memory allocations report in show_mem() · Vlastimil Babka <hidden> · 2024-02-27
Re: [PATCH v4 31/36] lib: add memory allocations report in show_mem() · Suren Baghdasaryan <surenb@google.com> · 2024-02-27
[PATCH v4 32/36] codetag: debug: skip objext checking when it's for objext itself · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
[PATCH v4 33/36] codetag: debug: mark codetags for reserved pages as empty · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
[PATCH v4 34/36] codetag: debug: introduce OBJEXTS_ALLOC_FAIL to mark failed slab_ext allocations · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
[PATCH v4 35/36] MAINTAINERS: Add entries for code tagging and memory allocation profiling · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
[PATCH v4 36/36] memprofiling: Documentation · Suren Baghdasaryan <surenb@google.com> · 2024-02-21
Re: [PATCH v4 00/36] Memory allocation profiling · Vlastimil Babka <hidden> · 2024-02-27
Re: [PATCH v4 00/36] Memory allocation profiling · Suren Baghdasaryan <surenb@google.com> · 2024-02-27

Re: [PATCH v4 08/36] mm: introduce __GFP_NO_OBJ_EXT flag to selectively prevent slabobj_ext creation

From: Pasha Tatashin <pasha.tatashin@soleen.com>
Date: 2024-02-22 00:09:08
Also in: cgroups, linux-arch, linux-doc, linux-fsdevel, linux-iommu, linux-mm, lkml

On Wed, Feb 21, 2024 at 2:41 PM Suren Baghdasaryan [off-list ref] wrote:

Introduce __GFP_NO_OBJ_EXT flag in order to prevent recursive allocations
when allocating slabobj_ext on a slab.

Signed-off-by: Suren Baghdasaryan <surenb@google.com>
Reviewed-by: Kees Cook <redacted>

Reviewed-by: Pasha Tatashin <pasha.tatashin@soleen.com>

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