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	Remove dead code
Delete unused functions. Reviewed-by: Ryan Moeller <ryan@iXsystems.com> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Arvind Sankar <nivedita@alum.mit.edu> Closes #10470
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				| @ -101,13 +101,3 @@ check_sector_size_database(char *path, int *sector_size) | ||||
| { | ||||
| 	return (0); | ||||
| } | ||||
| 
 | ||||
| void | ||||
| zpool_vdev_enable_file(struct stat64 *statbuf, boolean_t *wholedisk) | ||||
| { | ||||
| 	if (S_ISCHR(statbuf->st_mode)) { | ||||
| 		statbuf->st_mode &= ~S_IFCHR; | ||||
| 		statbuf->st_mode |= S_IFBLK; | ||||
| 		*wholedisk = B_FALSE; | ||||
| 	} | ||||
| } | ||||
|  | ||||
| @ -46,7 +46,6 @@ typedef struct trivial_acl { | ||||
| extern int acltrivial(const char *); | ||||
| extern void adjust_ace_pair(ace_t *pair, mode_t mode); | ||||
| extern void adjust_ace_pair_common(void *, size_t, size_t, mode_t); | ||||
| extern int ace_trivial(ace_t *acep, int aclcnt); | ||||
| extern int ace_trivial_common(void *, int, | ||||
|     uint64_t (*walk)(void *, uint64_t, int aclcnt, uint16_t *, uint16_t *, | ||||
|     uint32_t *mask)); | ||||
|  | ||||
| @ -341,7 +341,6 @@ extern void cv_broadcast(kcondvar_t *cv); | ||||
|  */ | ||||
| extern kstat_t *kstat_create(const char *, int, | ||||
|     const char *, const char *, uchar_t, ulong_t, uchar_t); | ||||
| extern void kstat_named_init(kstat_named_t *, const char *, uchar_t); | ||||
| extern void kstat_install(kstat_t *); | ||||
| extern void kstat_delete(kstat_t *); | ||||
| extern void kstat_waitq_enter(kstat_io_t *); | ||||
|  | ||||
| @ -767,11 +767,3 @@ sa_zfs_process_share(sa_handle_t handle, sa_group_t group, sa_share_t share, | ||||
| 	return (process_share(impl_handle, impl_share, mountpoint, NULL, | ||||
| 	    proto, shareopts, NULL, dataset, B_FALSE)); | ||||
| } | ||||
| 
 | ||||
| void | ||||
| sa_update_sharetab_ts(sa_handle_t handle) | ||||
| { | ||||
| 	sa_handle_impl_t impl_handle = (sa_handle_impl_t)handle; | ||||
| 
 | ||||
| 	update_sharetab(impl_handle); | ||||
| } | ||||
|  | ||||
| @ -48,7 +48,6 @@ pthread_mutex_t atomic_lock = PTHREAD_MUTEX_INITIALIZER; | ||||
| 		VERIFY3S(pthread_mutex_unlock(&atomic_lock), ==, 0);	\ | ||||
| 	} | ||||
| 
 | ||||
| ATOMIC_INC(long, unsigned long) | ||||
| ATOMIC_INC(8, uint8_t) | ||||
| ATOMIC_INC(uchar, uchar_t) | ||||
| ATOMIC_INC(16, uint16_t) | ||||
| @ -67,7 +66,6 @@ ATOMIC_INC(64, uint64_t) | ||||
| 		VERIFY3S(pthread_mutex_unlock(&atomic_lock), ==, 0);	\ | ||||
| 	} | ||||
| 
 | ||||
| ATOMIC_DEC(long, unsigned long) | ||||
| ATOMIC_DEC(8, uint8_t) | ||||
| ATOMIC_DEC(uchar, uchar_t) | ||||
| ATOMIC_DEC(16, uint16_t) | ||||
| @ -180,7 +178,6 @@ ATOMIC_AND(64, uint64_t) | ||||
| 		return (rc);						\ | ||||
| 	} | ||||
| 
 | ||||
| ATOMIC_INC_NV(long, unsigned long) | ||||
| ATOMIC_INC_NV(8, uint8_t) | ||||
| ATOMIC_INC_NV(uchar, uchar_t) | ||||
| ATOMIC_INC_NV(16, uint16_t) | ||||
| @ -201,7 +198,6 @@ ATOMIC_INC_NV(64, uint64_t) | ||||
| 		return (rc);						\ | ||||
| 	} | ||||
| 
 | ||||
| ATOMIC_DEC_NV(long, unsigned long) | ||||
| ATOMIC_DEC_NV(8, uint8_t) | ||||
| ATOMIC_DEC_NV(uchar, uchar_t) | ||||
| ATOMIC_DEC_NV(16, uint16_t) | ||||
| @ -286,7 +282,6 @@ atomic_sub_ptr_nv(volatile void *target, ssize_t bits) | ||||
| 		return (rc);						\ | ||||
| 	} | ||||
| 
 | ||||
| ATOMIC_OR_NV(long, unsigned long) | ||||
| ATOMIC_OR_NV(8, uint8_t) | ||||
| ATOMIC_OR_NV(uchar, uchar_t) | ||||
| ATOMIC_OR_NV(16, uint16_t) | ||||
| @ -307,7 +302,6 @@ ATOMIC_OR_NV(64, uint64_t) | ||||
| 		return (rc);						\ | ||||
| 	} | ||||
| 
 | ||||
| ATOMIC_AND_NV(long, unsigned long) | ||||
| ATOMIC_AND_NV(8, uint8_t) | ||||
| ATOMIC_AND_NV(uchar, uchar_t) | ||||
| ATOMIC_AND_NV(16, uint16_t) | ||||
| @ -454,47 +448,3 @@ membar_consumer(void) | ||||
| { | ||||
| 	/* XXX - Implement me */ | ||||
| } | ||||
| 
 | ||||
| /* Legacy kernel interfaces; they will go away (eventually). */ | ||||
| 
 | ||||
| uint8_t | ||||
| cas8(uint8_t *target, uint8_t arg1, uint8_t arg2) | ||||
| { | ||||
| 	return (atomic_cas_8(target, arg1, arg2)); | ||||
| } | ||||
| 
 | ||||
| uint32_t | ||||
| cas32(uint32_t *target, uint32_t arg1, uint32_t arg2) | ||||
| { | ||||
| 	return (atomic_cas_32(target, arg1, arg2)); | ||||
| } | ||||
| 
 | ||||
| uint64_t | ||||
| cas64(uint64_t *target, uint64_t arg1, uint64_t arg2) | ||||
| { | ||||
| 	return (atomic_cas_64(target, arg1, arg2)); | ||||
| } | ||||
| 
 | ||||
| ulong_t | ||||
| caslong(ulong_t *target, ulong_t arg1, ulong_t arg2) | ||||
| { | ||||
| 	return (atomic_cas_ulong(target, arg1, arg2)); | ||||
| } | ||||
| 
 | ||||
| void * | ||||
| casptr(void *target, void *arg1, void *arg2) | ||||
| { | ||||
| 	return (atomic_cas_ptr(target, arg1, arg2)); | ||||
| } | ||||
| 
 | ||||
| void | ||||
| atomic_and_long(ulong_t *target, ulong_t bits) | ||||
| { | ||||
| 	return (atomic_and_ulong(target, bits)); | ||||
| } | ||||
| 
 | ||||
| void | ||||
| atomic_or_long(ulong_t *target, ulong_t bits) | ||||
| { | ||||
| 	return (atomic_or_ulong(target, bits)); | ||||
| } | ||||
|  | ||||
| @ -597,56 +597,3 @@ tpool_member(tpool_t *tpool) | ||||
| 	pthread_mutex_unlock(&tpool->tp_mutex); | ||||
| 	return (0); | ||||
| } | ||||
| 
 | ||||
| void | ||||
| postfork1_child_tpool(void) | ||||
| { | ||||
| 	pthread_t my_tid = pthread_self(); | ||||
| 	tpool_t *tpool; | ||||
| 	tpool_job_t *job; | ||||
| 
 | ||||
| 	/*
 | ||||
| 	 * All of the thread pool workers are gone, except possibly | ||||
| 	 * for the current thread, if it is a thread pool worker thread. | ||||
| 	 * Retain the thread pools, but make them all empty.  Whatever | ||||
| 	 * jobs were queued or running belong to the parent process. | ||||
| 	 */ | ||||
| top: | ||||
| 	if ((tpool = thread_pools) == NULL) | ||||
| 		return; | ||||
| 
 | ||||
| 	do { | ||||
| 		tpool_active_t *activep; | ||||
| 
 | ||||
| 		(void) pthread_mutex_init(&tpool->tp_mutex, NULL); | ||||
| 		(void) pthread_cond_init(&tpool->tp_busycv, NULL); | ||||
| 		(void) pthread_cond_init(&tpool->tp_workcv, NULL); | ||||
| 		(void) pthread_cond_init(&tpool->tp_waitcv, NULL); | ||||
| 		for (job = tpool->tp_head; job; job = tpool->tp_head) { | ||||
| 			tpool->tp_head = job->tpj_next; | ||||
| 			free(job); | ||||
| 		} | ||||
| 		tpool->tp_tail = NULL; | ||||
| 		tpool->tp_njobs = 0; | ||||
| 		for (activep = tpool->tp_active; activep; | ||||
| 		    activep = activep->tpa_next) { | ||||
| 			if (activep->tpa_tid == my_tid) { | ||||
| 				activep->tpa_next = NULL; | ||||
| 				break; | ||||
| 			} | ||||
| 		} | ||||
| 		tpool->tp_idle = 0; | ||||
| 		tpool->tp_current = 0; | ||||
| 		if ((tpool->tp_active = activep) != NULL) | ||||
| 			tpool->tp_current = 1; | ||||
| 		tpool->tp_flags &= ~TP_WAIT; | ||||
| 		if (tpool->tp_flags & (TP_DESTROY | TP_ABANDON)) { | ||||
| 			tpool->tp_flags &= ~TP_DESTROY; | ||||
| 			tpool->tp_flags |= TP_ABANDON; | ||||
| 			if (tpool->tp_current == 0) { | ||||
| 				delete_pool(tpool); | ||||
| 				goto top;	/* start over */ | ||||
| 			} | ||||
| 		} | ||||
| 	} while ((tpool = tpool->tp_forw) != thread_pools); | ||||
| } | ||||
|  | ||||
| @ -33,9 +33,6 @@ | ||||
| #include <sys/stat.h> | ||||
| #include <sys/param.h> | ||||
| 
 | ||||
| int zfs_ioctl_version = ZFS_IOCVER_UNDEF; | ||||
| // static int zfs_spa_version = -1;
 | ||||
| 
 | ||||
| void | ||||
| libzfs_set_pipe_max(int infd) | ||||
| { | ||||
| @ -173,38 +170,6 @@ execvpe(const char *name, char * const argv[], char * const envp[]) | ||||
| 	return (execvPe(name, path, argv, envp)); | ||||
| } | ||||
| 
 | ||||
| #if 0 | ||||
| /*
 | ||||
|  * Get the SPA version | ||||
|  */ | ||||
| static int | ||||
| get_zfs_spa_version(void) | ||||
| { | ||||
| 	size_t ver_size; | ||||
| 	int ver = 0; | ||||
| 
 | ||||
| 	ver_size = sizeof (ver); | ||||
| 	sysctlbyname("vfs.zfs.version.spa", &ver, &ver_size, NULL, 0); | ||||
| 
 | ||||
| 	return (ver); | ||||
| } | ||||
| #endif | ||||
| 
 | ||||
| /*
 | ||||
|  * Get zfs_ioctl_version | ||||
|  */ | ||||
| int | ||||
| get_zfs_ioctl_version(void) | ||||
| { | ||||
| 	size_t ver_size; | ||||
| 	int ver = ZFS_IOCVER_NONE; | ||||
| 
 | ||||
| 	ver_size = sizeof (ver); | ||||
| 	sysctlbyname("vfs.zfs.version.ioctl", &ver, &ver_size, NULL, 0); | ||||
| 
 | ||||
| 	return (ver); | ||||
| } | ||||
| 
 | ||||
| const char * | ||||
| libzfs_error_init(int error) | ||||
| { | ||||
|  | ||||
| @ -135,14 +135,3 @@ zfs_mount_delegation_check(void) | ||||
| { | ||||
| 	return (0); | ||||
| } | ||||
| 
 | ||||
| /*
 | ||||
|  * Check if we are doing an overlay mount. | ||||
|  * Returns B_TRUE if the mount would overlay, otherwise B_FALSE. | ||||
|  */ | ||||
| boolean_t | ||||
| zfs_mount_overlay_check(const char *mountpoint) | ||||
| { | ||||
| 	/* FreeBSD always allows overlay mounts. */ | ||||
| 	return (B_FALSE); | ||||
| } | ||||
|  | ||||
| @ -157,9 +157,9 @@ extern int	odd_parity(ulong_t); | ||||
|  * to 0 otherwise. | ||||
|  */ | ||||
| #define	BT_ATOMIC_SET(bitmap, bitindex) \ | ||||
| 	{ atomic_or_long(&(BT_WIM(bitmap, bitindex)), BT_BIW(bitindex)); } | ||||
| 	{ atomic_or_ulong(&(BT_WIM(bitmap, bitindex)), BT_BIW(bitindex)); } | ||||
| #define	BT_ATOMIC_CLEAR(bitmap, bitindex) \ | ||||
| 	{ atomic_and_long(&(BT_WIM(bitmap, bitindex)), ~BT_BIW(bitindex)); } | ||||
| 	{ atomic_and_ulong(&(BT_WIM(bitmap, bitindex)), ~BT_BIW(bitindex)); } | ||||
| 
 | ||||
| #define	BT_ATOMIC_SET_EXCL(bitmap, bitindex, result) \ | ||||
| 	{ result = atomic_set_long_excl(&(BT_WIM(bitmap, bitindex)),	\ | ||||
|  | ||||
| @ -1707,25 +1707,3 @@ ace_trivial_common(void *acep, int aclcnt, | ||||
| 	} | ||||
| 	return (0); | ||||
| } | ||||
| 
 | ||||
| uint64_t | ||||
| ace_walk(void *datap, uint64_t cookie, int aclcnt, uint16_t *flags, | ||||
|     uint16_t *type, uint32_t *mask) | ||||
| { | ||||
| 	ace_t *acep = datap; | ||||
| 
 | ||||
| 	if (cookie >= aclcnt) | ||||
| 		return (0); | ||||
| 
 | ||||
| 	*flags = acep[cookie].a_flags; | ||||
| 	*type = acep[cookie].a_type; | ||||
| 	*mask = acep[cookie++].a_access_mask; | ||||
| 
 | ||||
| 	return (cookie); | ||||
| } | ||||
| 
 | ||||
| int | ||||
| ace_trivial(ace_t *acep, int aclcnt) | ||||
| { | ||||
| 	return (ace_trivial_common(acep, aclcnt, ace_walk)); | ||||
| } | ||||
|  | ||||
| @ -287,22 +287,6 @@ kstat_delete(kstat_t *ksp) | ||||
| 	free(ksp, M_KSTAT); | ||||
| } | ||||
| 
 | ||||
| void | ||||
| kstat_set_string(char *dst, const char *src) | ||||
| { | ||||
| 
 | ||||
| 	bzero(dst, KSTAT_STRLEN); | ||||
| 	(void) strncpy(dst, src, KSTAT_STRLEN - 1); | ||||
| } | ||||
| 
 | ||||
| void | ||||
| kstat_named_init(kstat_named_t *knp, const char *name, uchar_t data_type) | ||||
| { | ||||
| 
 | ||||
| 	kstat_set_string(knp->name, name); | ||||
| 	knp->data_type = data_type; | ||||
| } | ||||
| 
 | ||||
| void | ||||
| kstat_waitq_enter(kstat_io_t *kiop) | ||||
| { | ||||
|  | ||||
| @ -4562,25 +4562,6 @@ zfs_inactive(struct inode *ip) | ||||
| 		rw_exit(&zfsvfs->z_teardown_inactive_lock); | ||||
| } | ||||
| 
 | ||||
| /*
 | ||||
|  * Bounds-check the seek operation. | ||||
|  * | ||||
|  *	IN:	ip	- inode seeking within | ||||
|  *		ooff	- old file offset | ||||
|  *		noffp	- pointer to new file offset | ||||
|  * | ||||
|  *	RETURN:	0 if success | ||||
|  *		EINVAL if new offset invalid | ||||
|  */ | ||||
| /* ARGSUSED */ | ||||
| int | ||||
| zfs_seek(struct inode *ip, offset_t ooff, offset_t *noffp) | ||||
| { | ||||
| 	if (S_ISDIR(ip->i_mode)) | ||||
| 		return (0); | ||||
| 	return ((*noffp < 0 || *noffp > MAXOFFSET_T) ? EINVAL : 0); | ||||
| } | ||||
| 
 | ||||
| /*
 | ||||
|  * Fill pages with data from the disk. | ||||
|  */ | ||||
|  | ||||
| @ -713,12 +713,6 @@ zvol_find_by_dev(dev_t dev) | ||||
| 	return (NULL); | ||||
| } | ||||
| 
 | ||||
| void | ||||
| zvol_validate_dev(zvol_state_t *zv) | ||||
| { | ||||
| 	ASSERT3U(MINOR(zv->zv_zso->zvo_dev) & ZVOL_MINOR_MASK, ==, 0); | ||||
| } | ||||
| 
 | ||||
| static struct kobject * | ||||
| zvol_probe(dev_t dev, int *part, void *arg) | ||||
| { | ||||
|  | ||||
| @ -594,12 +594,6 @@ ddt_decompress(uchar_t *src, void *dst, size_t s_len, size_t d_len) | ||||
| 		byteswap_uint64_array(dst, d_len); | ||||
| } | ||||
| 
 | ||||
| ddt_t * | ||||
| ddt_select_by_checksum(spa_t *spa, enum zio_checksum c) | ||||
| { | ||||
| 	return (spa->spa_ddt[c]); | ||||
| } | ||||
| 
 | ||||
| ddt_t * | ||||
| ddt_select(spa_t *spa, const blkptr_t *bp) | ||||
| { | ||||
|  | ||||
| @ -156,15 +156,6 @@ zrl_exit(zrlock_t *zrl) | ||||
| 	mutex_exit(&zrl->zr_mtx); | ||||
| } | ||||
| 
 | ||||
| int | ||||
| zrl_refcount(zrlock_t *zrl) | ||||
| { | ||||
| 	ASSERT3S(zrl->zr_refcount, >, ZRL_DESTROYED); | ||||
| 
 | ||||
| 	int n = (int)zrl->zr_refcount; | ||||
| 	return (n <= 0 ? 0 : n); | ||||
| } | ||||
| 
 | ||||
| int | ||||
| zrl_is_zero(zrlock_t *zrl) | ||||
| { | ||||
|  | ||||
| @ -172,20 +172,6 @@ const uint8_t	sha512_256_test_digests[][32] = { | ||||
| 	} | ||||
| }; | ||||
| 
 | ||||
| /*
 | ||||
|  * Local reimplementation of cmn_err, since it's used in sha2.c. | ||||
|  */ | ||||
| /*ARGSUSED*/ | ||||
| void | ||||
| cmn_err(int level, char *format, ...) | ||||
| { | ||||
| 	va_list ap; | ||||
| 	va_start(ap, format); | ||||
| 	/* LINTED: E_SEC_PRINTF_VAR_FMT */ | ||||
| 	(void) vfprintf(stderr, format, ap); | ||||
| 	va_end(ap); | ||||
| } | ||||
| 
 | ||||
| int | ||||
| main(int argc, char *argv[]) | ||||
| { | ||||
|  | ||||
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