#undef TRACE_SYSTEM #define TRACE_SYSTEM page_isolation #if !defined(_TRACE_PAGE_ISOLATION_H) || defined(TRACE_HEADER_MULTI_READ) #define _TRACE_PAGE_ISOLATION_H #include TRACE_EVENT(test_pages_isolated, TP_PROTO( unsigned long start_pfn, unsigned long end_pfn, unsigned long fin_pfn), TP_ARGS(start_pfn, end_pfn, fin_pfn), TP_STRUCT__entry( __field(unsigned long, start_pfn) __field(unsigned long, end_pfn) __field(unsigned long, fin_pfn) ), TP_fast_assign( __entry->start_pfn = start_pfn; __entry->end_pfn = end_pfn; __entry->fin_pfn = fin_pfn; ), TP_printk("start_pfn=0x%lx end_pfn=0x%lx fin_pfn=0x%lx ret=%s", __entry->start_pfn, __entry->end_pfn, __entry->fin_pfn, __entry->end_pfn <= __entry->fin_pfn ? "success" : "fail") ); #endif /* _TRACE_PAGE_ISOLATION_H */ /* This part must be outside protection */ #include ' name='id' value='1db175428ee374489448361213e9c3b749d14900'/> net-next plumbingsTobias Klauser
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authorJan Kara <jack@suse.cz>2016-10-21 11:33:49 +0200
committerDan Williams <dan.j.williams@intel.com>2016-12-26 20:29:25 -0800
commit1db175428ee374489448361213e9c3b749d14900 (patch)
tree32e4eebdad84d1c6e84508186b0f1fb63df7bdfc /sound/drivers/portman2x4.c
parent9f141d6ef6258a3a37a045842d9ba7e68f368956 (diff)
ext4: Simplify DAX fault path
Now that dax_iomap_fault() calls ->iomap_begin() without entry lock, we can use transaction starting in ext4_iomap_begin() and thus simplify ext4_dax_fault(). It also provides us proper retries in case of ENOSPC. Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'sound/drivers/portman2x4.c')