diff options
Diffstat (limited to 'fs/proc/page.c')
| -rw-r--r-- | fs/proc/page.c | 9 | 
1 files changed, 4 insertions, 5 deletions
diff --git a/fs/proc/page.c b/fs/proc/page.c index 6249c347809a..195b077c0fac 100644 --- a/fs/proc/page.c +++ b/fs/proc/page.c @@ -125,7 +125,7 @@ u64 stable_page_flags(struct page *page)  	/*  	 * pseudo flags for the well known (anonymous) memory mapped pages  	 * -	 * Note that page->_mapcount is overloaded in SLOB/SLUB/SLQB, so the +	 * Note that page->_mapcount is overloaded in SLAB, so the  	 * simple test in page_mapped() is not enough.  	 */  	if (!PageSlab(page) && page_mapped(page)) @@ -165,9 +165,8 @@ u64 stable_page_flags(struct page *page)  	/* -	 * Caveats on high order pages: page->_refcount will only be set -	 * -1 on the head page; SLUB/SLQB do the same for PG_slab; -	 * SLOB won't set PG_slab at all on compound pages. +	 * Caveats on high order pages: PG_buddy and PG_slab will only be set +	 * on the head page.  	 */  	if (PageBuddy(page))  		u |= 1 << KPF_BUDDY; @@ -185,7 +184,7 @@ u64 stable_page_flags(struct page *page)  	u |= kpf_copy_bit(k, KPF_LOCKED,	PG_locked);  	u |= kpf_copy_bit(k, KPF_SLAB,		PG_slab); -	if (PageTail(page) && PageSlab(compound_head(page))) +	if (PageTail(page) && PageSlab(page))  		u |= 1 << KPF_SLAB;  	u |= kpf_copy_bit(k, KPF_ERROR,		PG_error);  |