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Differential D21762 Diff 62531 fs/nfsclient/nfs_clsubs.c

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fs/nfsclient/nfs_clsubs.c

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#include <netinet/in.h> #include <netinet/in.h>
/* /*
* Note that stdarg.h and the ANSI style va_start macro is used for both * Note that stdarg.h and the ANSI style va_start macro is used for both
* ANSI and traditional C compilers. * ANSI and traditional C compilers.
*/ */
#include <machine/stdarg.h> #include <machine/stdarg.h>
extern struct mtx ncl_iod_mutex; extern struct sx ncl_iod_sx;
extern enum nfsiod_state ncl_iodwant[NFS_MAXASYNCDAEMON]; extern enum nfsiod_state ncl_iodwant[NFS_MAXASYNCDAEMON];
extern struct nfsmount *ncl_iodmount[NFS_MAXASYNCDAEMON]; extern struct nfsmount *ncl_iodmount[NFS_MAXASYNCDAEMON];
extern int ncl_numasync; extern int ncl_numasync;
extern unsigned int ncl_iodmax; extern unsigned int ncl_iodmax;
extern struct nfsstatsv1 nfsstatsv1; extern struct nfsstatsv1 nfsstatsv1;
struct task ncl_nfsiodnew_task; struct task ncl_nfsiodnew_task;
Show All 12 Lines#if 0
*/ */
NFSLOCKIOD(); NFSLOCKIOD();
ncl_iodmax = 0; ncl_iodmax = 0;
for (i = 0; i < ncl_numasync; i++) for (i = 0; i < ncl_numasync; i++)
if (ncl_iodwant[i] == NFSIOD_AVAILABLE) if (ncl_iodwant[i] == NFSIOD_AVAILABLE)
wakeup(&ncl_iodwant[i]); wakeup(&ncl_iodwant[i]);
/* The last nfsiod to exit will wake us up when ncl_numasync hits 0 */ /* The last nfsiod to exit will wake us up when ncl_numasync hits 0 */
while (ncl_numasync) while (ncl_numasync)
msleep(&ncl_numasync, &ncl_iod_mutex, PWAIT, "ioddie", 0); sx_sleep(&ncl_numasync, &ncl_iod_sx, PWAIT, "ioddie", 0);
NFSUNLOCKIOD(); NFSUNLOCKIOD();
ncl_nhuninit(); ncl_nhuninit();
return (0); return (0);
#else #else
return (EOPNOTSUPP); return (EOPNOTSUPP);
#endif #endif
} }
void void
ncl_dircookie_lock(struct nfsnode *np) ncl_dircookie_lock(struct nfsnode *np)
{ {
NFSLOCKNODE(np); NFSLOCKNODE(np);
while (np->n_flag & NDIRCOOKIELK) while (np->n_flag & NDIRCOOKIELK)
(void) msleep(&np->n_flag, &np->n_mtx, PZERO, "nfsdirlk", 0); sx_sleep(&np->n_flag, &np->n_sx, PZERO, "nfsdirlk", 0);
np->n_flag |= NDIRCOOKIELK; np->n_flag |= NDIRCOOKIELK;
NFSUNLOCKNODE(np); NFSUNLOCKNODE(np);
} }
void void
ncl_dircookie_unlock(struct nfsnode *np) ncl_dircookie_unlock(struct nfsnode *np)
{ {
NFSLOCKNODE(np); NFSLOCKNODE(np);
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