From 71215a75ceddf38ba9d4563481da8dd943de10fc Mon Sep 17 00:00:00 2001 From: Al Viro Date: Sun, 20 Nov 2016 19:30:18 -0500 Subject: [PATCH] constify get_dcookie() and friends Signed-off-by: Al Viro --- arch/powerpc/oprofile/cell/spu_task_sync.c | 2 +- drivers/oprofile/buffer_sync.c | 2 +- fs/dcookies.c | 4 ++-- include/linux/dcookies.h | 4 ++-- 4 files changed, 6 insertions(+), 6 deletions(-) diff --git a/arch/powerpc/oprofile/cell/spu_task_sync.c b/arch/powerpc/oprofile/cell/spu_task_sync.c index 83d2b4e..44d67b1 100644 --- a/arch/powerpc/oprofile/cell/spu_task_sync.c +++ b/arch/powerpc/oprofile/cell/spu_task_sync.c @@ -295,7 +295,7 @@ out: * dcookie user still being registered (namely, the reader * of the event buffer). */ -static inline unsigned long fast_get_dcookie(struct path *path) +static inline unsigned long fast_get_dcookie(const struct path *path) { unsigned long cookie; diff --git a/drivers/oprofile/buffer_sync.c b/drivers/oprofile/buffer_sync.c index 82f7000..642478d 100644 --- a/drivers/oprofile/buffer_sync.c +++ b/drivers/oprofile/buffer_sync.c @@ -206,7 +206,7 @@ void sync_stop(void) * because we cannot reach this code without at least one * dcookie user still being registered (namely, the reader * of the event buffer). */ -static inline unsigned long fast_get_dcookie(struct path *path) +static inline unsigned long fast_get_dcookie(const struct path *path) { unsigned long cookie; diff --git a/fs/dcookies.c b/fs/dcookies.c index ac44a69f..a26a701 100644 --- a/fs/dcookies.c +++ b/fs/dcookies.c @@ -90,7 +90,7 @@ static void hash_dcookie(struct dcookie_struct * dcs) } -static struct dcookie_struct *alloc_dcookie(struct path *path) +static struct dcookie_struct *alloc_dcookie(const struct path *path) { struct dcookie_struct *dcs = kmem_cache_alloc(dcookie_cache, GFP_KERNEL); @@ -113,7 +113,7 @@ static struct dcookie_struct *alloc_dcookie(struct path *path) /* This is the main kernel-side routine that retrieves the cookie * value for a dentry/vfsmnt pair. */ -int get_dcookie(struct path *path, unsigned long *cookie) +int get_dcookie(const struct path *path, unsigned long *cookie) { int err = 0; struct dcookie_struct * dcs; diff --git a/include/linux/dcookies.h b/include/linux/dcookies.h index 5ac3bdd..699b6c4 100644 --- a/include/linux/dcookies.h +++ b/include/linux/dcookies.h @@ -44,7 +44,7 @@ void dcookie_unregister(struct dcookie_user * user); * * Returns 0 on success, with *cookie filled in */ -int get_dcookie(struct path *path, unsigned long *cookie); +int get_dcookie(const struct path *path, unsigned long *cookie); #else @@ -58,7 +58,7 @@ static inline void dcookie_unregister(struct dcookie_user * user) return; } -static inline int get_dcookie(struct path *path, unsigned long *cookie) +static inline int get_dcookie(const struct path *path, unsigned long *cookie) { return -ENOSYS; } -- 2.7.4