From: Kefeng Wang <wangkefeng.wang@huawei.com> To: Andrew Morton <akpm@linux-foundation.org> Cc: <amd-gfx@lists.freedesktop.org>, <dri-devel@lists.freedesktop.org>, <linux-kernel@vger.kernel.org>, <linux-fsdevel@vger.kernel.org>, <linux-mm@kvack.org>, <linux-perf-users@vger.kernel.org>, <selinux@vger.kernel.org>, Kefeng Wang <wangkefeng.wang@huawei.com> Subject: [PATCH 1/5] mm: introduce vma_is_stack() and vma_is_heap() Date: Wed, 12 Jul 2023 22:38:27 +0800 [thread overview] Message-ID: <20230712143831.120701-2-wangkefeng.wang@huawei.com> (raw) In-Reply-To: <20230712143831.120701-1-wangkefeng.wang@huawei.com> Introduce the two helpers for general use. Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com> --- include/linux/mm.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/include/linux/mm.h b/include/linux/mm.h index 1462cf15badf..0bbeb31ac750 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -926,6 +926,18 @@ static inline bool vma_is_anonymous(struct vm_area_struct *vma) return !vma->vm_ops; } +static inline bool vma_is_heap(struct vm_area_struct *vma) +{ + return vma->vm_start <= vma->vm_mm->brk && + vma->vm_end >= vma->vm_mm->start_brk; +} + +static inline bool vma_is_stack(struct vm_area_struct *vma) +{ + return vma->vm_start <= vma->vm_mm->start_stack && + vma->vm_end >= vma->vm_mm->start_stack; +} + static inline bool vma_is_temporary_stack(struct vm_area_struct *vma) { int maybe_stack = vma->vm_flags & (VM_GROWSDOWN | VM_GROWSUP); -- 2.41.0
WARNING: multiple messages have this Message-ID (diff)
From: Kefeng Wang <wangkefeng.wang@huawei.com> To: Andrew Morton <akpm@linux-foundation.org> Cc: Kefeng Wang <wangkefeng.wang@huawei.com>, selinux@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-perf-users@vger.kernel.org, linux-mm@kvack.org, amd-gfx@lists.freedesktop.org, linux-fsdevel@vger.kernel.org Subject: [PATCH 1/5] mm: introduce vma_is_stack() and vma_is_heap() Date: Wed, 12 Jul 2023 22:38:27 +0800 [thread overview] Message-ID: <20230712143831.120701-2-wangkefeng.wang@huawei.com> (raw) In-Reply-To: <20230712143831.120701-1-wangkefeng.wang@huawei.com> Introduce the two helpers for general use. Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com> --- include/linux/mm.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/include/linux/mm.h b/include/linux/mm.h index 1462cf15badf..0bbeb31ac750 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -926,6 +926,18 @@ static inline bool vma_is_anonymous(struct vm_area_struct *vma) return !vma->vm_ops; } +static inline bool vma_is_heap(struct vm_area_struct *vma) +{ + return vma->vm_start <= vma->vm_mm->brk && + vma->vm_end >= vma->vm_mm->start_brk; +} + +static inline bool vma_is_stack(struct vm_area_struct *vma) +{ + return vma->vm_start <= vma->vm_mm->start_stack && + vma->vm_end >= vma->vm_mm->start_stack; +} + static inline bool vma_is_temporary_stack(struct vm_area_struct *vma) { int maybe_stack = vma->vm_flags & (VM_GROWSDOWN | VM_GROWSUP); -- 2.41.0
next prev parent reply other threads:[~2023-07-12 14:25 UTC|newest] Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-07-12 14:38 [PATCH 0/5] mm: convert to vma_is_heap/stack() Kefeng Wang 2023-07-12 14:38 ` Kefeng Wang 2023-07-12 14:38 ` Kefeng Wang [this message] 2023-07-12 14:38 ` [PATCH 1/5] mm: introduce vma_is_stack() and vma_is_heap() Kefeng Wang 2023-07-17 10:26 ` David Hildenbrand 2023-07-17 10:26 ` David Hildenbrand 2023-07-18 15:10 ` Christian Göttsche 2023-07-18 15:10 ` Christian Göttsche 2023-07-12 14:38 ` [PATCH 2/5] mm: use " Kefeng Wang 2023-07-12 14:38 ` Kefeng Wang 2023-07-17 10:25 ` David Hildenbrand 2023-07-17 10:25 ` David Hildenbrand 2023-07-18 0:50 ` Kefeng Wang 2023-07-18 0:50 ` Kefeng Wang 2023-07-12 14:38 ` [PATCH 3/5] drm/amdkfd: " Kefeng Wang 2023-07-12 14:38 ` Kefeng Wang 2023-07-12 14:42 ` Christoph Hellwig 2023-07-12 14:42 ` Christoph Hellwig 2023-07-12 16:24 ` Felix Kuehling 2023-07-12 16:24 ` Felix Kuehling 2023-07-14 14:26 ` Vlastimil Babka 2023-07-14 14:26 ` Vlastimil Babka 2023-07-14 15:09 ` Felix Kuehling 2023-07-14 15:09 ` Felix Kuehling 2023-07-12 14:38 ` [PATCH 4/5] selinux: " Kefeng Wang 2023-07-12 14:38 ` Kefeng Wang 2023-07-17 16:12 ` Paul Moore 2023-07-17 16:12 ` Paul Moore 2023-07-12 14:38 ` [PATCH 5/5] perf/core: " Kefeng Wang 2023-07-12 14:38 ` Kefeng Wang
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