linux-kernel - Re: [PATCH v2 4/4] MAINTAINERS: Add Vlad Rezki as vmalloc maintainer

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Date:   Wed, 24 Mar 2021 11:52:37 -0700 (PDT)
From:   David Rientjes <rientjes@...gle.com>
To:     "Matthew Wilcox (Oracle)" <willy@...radead.org>
cc:     linux-mm@...ck.org, linux-kernel@...r.kernel.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        Christoph Lameter <cl@...ux.com>,
        Pekka Enberg <penberg@...nel.org>,
        Joonsoo Kim <iamjoonsoo.kim@....com>,
        Vlastimil Babka <vbabka@...e.cz>,
        Uladzislau Rezki <urezki@...il.com>,
        Nicholas Piggin <npiggin@...il.com>
Subject: Re: [PATCH v2 4/4] MAINTAINERS: Add Vlad Rezki as vmalloc
 maintainer

On Wed, 24 Mar 2021, Matthew Wilcox (Oracle) wrote:

> People should know to cc Vlad on vmalloc-related patches.  With this,
> get-maintainer.pl suggests:
> 
> Uladzislau Rezki <urezki@...il.com> (maintainer:VMALLOC)
> Andrew Morton <akpm@...ux-foundation.org> (maintainer:MEMORY MANAGEMENT)
> linux-mm@...ck.org (open list:VMALLOC)
> linux-kernel@...r.kernel.org (open list)
> 
> which looks appropriate to me.
> 
> Signed-off-by: Matthew Wilcox (Oracle) <willy@...radead.org>
> ---
>  MAINTAINERS                   | 7 +++++++
>  arch/arm64/kernel/module.c    | 3 +--
>  arch/arm64/net/bpf_jit_comp.c | 3 +--
>  arch/parisc/kernel/module.c   | 5 ++---
>  arch/x86/hyperv/hv_init.c     | 3 +--
>  5 files changed, 12 insertions(+), 9 deletions(-)

Looks like we got some extra cleanups with this :)

> 
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 8c44fd8fd85d..8b9cb5525cb1 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -19282,6 +19282,13 @@ S:	Maintained
>  F:	drivers/vlynq/vlynq.c
>  F:	include/linux/vlynq.h
>  
> +VMALLOC
> +M:	Uladzislau Rezki <urezki@...il.com>

Should be 'M' or 'R'?  (Not sure if Vlad will be pushing patches or not.)

> +L:	linux-mm@...ck.org
> +S:	Maintained
> +F:	mm/vmalloc.c
> +F:	include/linux/vmalloc.h
> +
>  VME SUBSYSTEM
>  M:	Martyn Welch <martyn@...chs.me.uk>
>  M:	Manohar Vanga <manohar.vanga@...il.com>
> diff --git a/arch/arm64/kernel/module.c b/arch/arm64/kernel/module.c
> index fa4186459927..5e31bc901631 100644
> --- a/arch/arm64/kernel/module.c
> +++ b/arch/arm64/kernel/module.c
> @@ -53,8 +53,7 @@ void *module_alloc(unsigned long size)
>  		 */
>  		p = __vmalloc_node_range(size, MODULE_ALIGN, module_alloc_base,
>  				module_alloc_base + SZ_2G, GFP_KERNEL,
> -				PAGE_KERNEL, 0, NUMA_NO_NODE,
> -				_RET_IP_);
> +				PAGE_KERNEL, 0, NUMA_NO_NODE, _RET_IP_);
>  
>  	if (p && (kasan_module_alloc(p, size) < 0)) {
>  		vfree(p);
> diff --git a/arch/arm64/net/bpf_jit_comp.c b/arch/arm64/net/bpf_jit_comp.c
> index 8aca5bf74685..f3a6c1b49c4e 100644
> --- a/arch/arm64/net/bpf_jit_comp.c
> +++ b/arch/arm64/net/bpf_jit_comp.c
> @@ -1133,8 +1133,7 @@ void *bpf_jit_alloc_exec(unsigned long size)
>  {
>  	return __vmalloc_node_range(size, PAGE_SIZE, BPF_JIT_REGION_START,
>  				    BPF_JIT_REGION_END, GFP_KERNEL,
> -				    PAGE_KERNEL, 0, NUMA_NO_NODE,
> -				    _RET_IP_);
> +				    PAGE_KERNEL, 0, NUMA_NO_NODE, _RET_IP_);
>  }
>  
>  void bpf_jit_free_exec(void *addr)
> diff --git a/arch/parisc/kernel/module.c b/arch/parisc/kernel/module.c
> index 320807f755a7..7181c4f99059 100644
> --- a/arch/parisc/kernel/module.c
> +++ b/arch/parisc/kernel/module.c
> @@ -198,9 +198,8 @@ void *module_alloc(unsigned long size)
>  	 * easier than trying to map the text, data, init_text and
>  	 * init_data correctly */
>  	return __vmalloc_node_range(size, 1, VMALLOC_START, VMALLOC_END,
> -				    GFP_KERNEL,
> -				    PAGE_KERNEL_RWX, 0, NUMA_NO_NODE,
> -				    _RET_IP_);
> +				    GFP_KERNEL, PAGE_KERNEL_RWX, 0,
> +				    NUMA_NO_NODE, _RET_IP_);
>  }
>  
>  #ifndef CONFIG_64BIT
> diff --git a/arch/x86/hyperv/hv_init.c b/arch/x86/hyperv/hv_init.c
> index 4866351282b0..a256a955d05f 100644
> --- a/arch/x86/hyperv/hv_init.c
> +++ b/arch/x86/hyperv/hv_init.c
> @@ -427,8 +427,7 @@ void __init hyperv_init(void)
>  
>  	hv_hypercall_pg = __vmalloc_node_range(PAGE_SIZE, 1, VMALLOC_START,
>  			VMALLOC_END, GFP_KERNEL, PAGE_KERNEL_ROX,
> -			VM_FLUSH_RESET_PERMS, NUMA_NO_NODE,
> -			_RET_IP_);
> +			VM_FLUSH_RESET_PERMS, NUMA_NO_NODE, _RET_IP_);
>  	if (hv_hypercall_pg == NULL) {
>  		wrmsrl(HV_X64_MSR_GUEST_OS_ID, 0);
>  		goto remove_cpuhp_state;
> -- 
> 2.30.2
> 
> 
>