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Differential D5080 Diff 14959 head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c

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head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c

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#include <sys/arc.h> #include <sys/arc.h>
#include <sys/refcount.h> #include <sys/refcount.h>
#include <sys/vdev.h> #include <sys/vdev.h>
#include <sys/vdev_impl.h> #include <sys/vdev_impl.h>
#include <sys/dsl_pool.h> #include <sys/dsl_pool.h>
#include <sys/multilist.h> #include <sys/multilist.h>
#ifdef _KERNEL #ifdef _KERNEL
#include <sys/dnlc.h> #include <sys/dnlc.h>
#include <sys/racct.h>
#endif #endif
#include <sys/callb.h> #include <sys/callb.h>
#include <sys/kstat.h> #include <sys/kstat.h>
#include <sys/trim_map.h> #include <sys/trim_map.h>
#include <zfs_fletcher.h> #include <zfs_fletcher.h>
#include <sys/sdt.h> #include <sys/sdt.h>
#include <vm/vm_pageout.h> #include <vm/vm_pageout.h>
▲ Show 20 Lines • Show All 4,355 Lines • ▼ Show 20 Lines if (hdr != NULL && HDR_HAS_L1HDR(hdr) && hdr->b_l1hdr.b_datacnt > 0) {
ASSERT3U(hdr->b_size, ==, size); ASSERT3U(hdr->b_size, ==, size);
DTRACE_PROBE4(arc__miss, arc_buf_hdr_t *, hdr, blkptr_t *, bp, DTRACE_PROBE4(arc__miss, arc_buf_hdr_t *, hdr, blkptr_t *, bp,
uint64_t, size, zbookmark_phys_t *, zb); uint64_t, size, zbookmark_phys_t *, zb);
ARCSTAT_BUMP(arcstat_misses); ARCSTAT_BUMP(arcstat_misses);
ARCSTAT_CONDSTAT(!HDR_PREFETCH(hdr), ARCSTAT_CONDSTAT(!HDR_PREFETCH(hdr),
demand, prefetch, !HDR_ISTYPE_METADATA(hdr), demand, prefetch, !HDR_ISTYPE_METADATA(hdr),
data, metadata, misses); data, metadata, misses);
#ifdef _KERNEL #ifdef _KERNEL
#ifdef RACCT
if (racct_enable) {
PROC_LOCK(curproc);
racct_add_force(curproc, RACCT_READBPS, size);
racct_add_force(curproc, RACCT_READIOPS, 1);
PROC_UNLOCK(curproc);
}
#endif /* RACCT */
curthread->td_ru.ru_inblock++; curthread->td_ru.ru_inblock++;
#endif #endif
if (priority == ZIO_PRIORITY_ASYNC_READ) if (priority == ZIO_PRIORITY_ASYNC_READ)
hdr->b_flags |= ARC_FLAG_PRIO_ASYNC_READ; hdr->b_flags |= ARC_FLAG_PRIO_ASYNC_READ;
else else
hdr->b_flags &= ~ARC_FLAG_PRIO_ASYNC_READ; hdr->b_flags &= ~ARC_FLAG_PRIO_ASYNC_READ;
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