From: behlendo Date: Thu, 24 Apr 2008 17:41:23 +0000 (+0000) Subject: Prep for 0.2.1 tag X-Git-Tag: zfs-0.8.0-rc1~152^2~890 X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=3561541c244da5ff6b0ded99a22bd1541bdb2a11;p=zfs Prep for 0.2.1 tag Minor fixes to headers to use debug macros Added /proc/sys/spl/version git-svn-id: https://outreach.scidac.gov/svn/spl/trunk@90 7e1ea52c-4ff2-0310-8f11-9dd32ca42a1c --- diff --git a/ChangeLog b/ChangeLog index e00188f63..0106bbd5e 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,9 @@ +2008-04-24 Brian Behlendorf + + * : Tag spl-0.2.1 + + * modules/spl/spl-proc.c : Add /proc/sys/spl/version. + 2008-04-24 Herb Wartens * include/sys/kmem.h : Make sure that when calling __vmem_alloc diff --git a/configure.ac b/configure.ac index 6502dcec0..be8271b6b 100644 --- a/configure.ac +++ b/configure.ac @@ -1,7 +1,7 @@ AC_INIT AC_CANONICAL_SYSTEM -AM_INIT_AUTOMAKE(spl, 0.2.0) +AM_INIT_AUTOMAKE(spl, 0.2.1) AC_CONFIG_HEADERS([config.h]) AC_PROG_INSTALL diff --git a/include/sys/kmem.h b/include/sys/kmem.h index a02bdcbff..c355fdc3c 100644 --- a/include/sys/kmem.h +++ b/include/sys/kmem.h @@ -36,17 +36,21 @@ extern int kmem_warning_flag; \ /* Marked unlikely because we should never be doing this */ \ if (unlikely((size) > (PAGE_SIZE * 4)) && kmem_warning_flag) \ - printk("spl: Warning kmem_alloc(%d, 0x%x) large alloc at %s:%d "\ - "(%ld/%ld)\n", (int)(size), (int)(flags), \ - __FILE__, __LINE__, \ - atomic64_read(&kmem_alloc_used), kmem_alloc_max); \ + __CDEBUG_LIMIT(S_KMEM, D_WARNING, "Warning " \ + "kmem_alloc(%d, 0x%x) large alloc at %s:%d " \ + "(%ld/%ld)\n", (int)(size), (int)(flags), \ + __FILE__, __LINE__, \ + atomic64_read(&kmem_alloc_used), \ + kmem_alloc_max); \ \ _ptr_ = (void *)allocator((size), (flags)); \ if (_ptr_ == NULL) { \ - printk("spl: Warning kmem_alloc(%d, 0x%x) failed at %s:%d " \ - "(%ld/%ld)\n", (int)(size), (int)(flags), \ - __FILE__, __LINE__, \ - atomic64_read(&kmem_alloc_used), kmem_alloc_max); \ + __CDEBUG_LIMIT(S_KMEM, D_WARNING, "Warning " \ + "kmem_alloc(%d, 0x%x) failed at %s:%d " \ + "(%ld/%ld)\n", (int)(size), (int)(flags), \ + __FILE__, __LINE__, \ + atomic64_read(&kmem_alloc_used), \ + kmem_alloc_max); \ } else { \ atomic64_add((size), &kmem_alloc_used); \ if (unlikely(atomic64_read(&kmem_alloc_used)>kmem_alloc_max)) \ @@ -72,17 +76,20 @@ extern int kmem_warning_flag; \ ASSERT(flags & KM_SLEEP); \ \ - _ptr_ = (void *)__vmalloc((size), (((flags) | \ - __GFP_HIGHMEM) & \ - ~__GFP_ZERO), PAGE_KERNEL); \ + _ptr_ = (void *)__vmalloc((size), \ + (((flags) | __GFP_HIGHMEM) & ~__GFP_ZERO), \ + PAGE_KERNEL); \ if (_ptr_ == NULL) { \ - printk("spl: Warning vmem_alloc(%d, 0x%x) failed at %s:%d " \ - "(%ld/%ld)\n", (int)(size), (int)(flags), \ - __FILE__, __LINE__, \ - atomic64_read(&vmem_alloc_used), vmem_alloc_max); \ + __CDEBUG_LIMIT(S_KMEM, D_WARNING, "Warning " \ + "vmem_alloc(%d, 0x%x) failed at %s:%d " \ + "(%ld/%ld)\n", (int)(size), (int)(flags), \ + __FILE__, __LINE__, \ + atomic64_read(&vmem_alloc_used), \ + vmem_alloc_max); \ } else { \ if (flags & __GFP_ZERO) \ memset(_ptr_, 0, (size)); \ + \ atomic64_add((size), &vmem_alloc_used); \ if (unlikely(atomic64_read(&vmem_alloc_used)>vmem_alloc_max)) \ vmem_alloc_max = atomic64_read(&vmem_alloc_used); \ diff --git a/include/sys/mutex.h b/include/sys/mutex.h index 1f99c4d0d..d7036b566 100644 --- a/include/sys/mutex.h +++ b/include/sys/mutex.h @@ -76,10 +76,11 @@ mutex_enter(kmutex_t *mp) spin_lock(&mp->km_lock); if (unlikely(in_atomic() && !current->exit_state)) { - printk("May schedule while atomic: %s/0x%08x/%d\n", - current->comm, preempt_count(), current->pid); spin_unlock(&mp->km_lock); - BUG(); + __CDEBUG_LIMIT(S_MUTEX, D_ERROR, + "May schedule while atomic: %s/0x%08x/%d\n", + current->comm, preempt_count(), current->pid); + SBUG(); } spin_unlock(&mp->km_lock); @@ -103,10 +104,11 @@ mutex_tryenter(kmutex_t *mp) spin_lock(&mp->km_lock); if (unlikely(in_atomic() && !current->exit_state)) { - printk("May schedule while atomic: %s/0x%08x/%d\n", - current->comm, preempt_count(), current->pid); spin_unlock(&mp->km_lock); - BUG(); + __CDEBUG_LIMIT(S_MUTEX, D_ERROR, + "May schedule while atomic: %s/0x%08x/%d\n", + current->comm, preempt_count(), current->pid); + SBUG(); } spin_unlock(&mp->km_lock); diff --git a/include/sys/rwlock.h b/include/sys/rwlock.h index 8fd34e9c6..cd6e46081 100644 --- a/include/sys/rwlock.h +++ b/include/sys/rwlock.h @@ -250,7 +250,6 @@ rw_tryupgrade(krwlock_t *rwlp) * lock. If there is, then we know we should * not try to upgrade the lock */ if (!list_empty(&rwlp->rw_sem.wait_list)) { - printk("spl: Warning There are threads waiting\n"); spin_unlock(&rwlp->rw_sem.wait_lock); return 0; } diff --git a/include/sys/sysmacros.h b/include/sys/sysmacros.h index 0cafd7122..6f19f5a3e 100644 --- a/include/sys/sysmacros.h +++ b/include/sys/sysmacros.h @@ -98,6 +98,7 @@ extern "C" { #define DTRACE_PROBE4(a, b, c, d, e, f, g, h, i) ((void)0) /* Missing globals */ +extern char spl_version[16]; extern long spl_hostid; extern char hw_serial[11]; extern int p0; diff --git a/modules/spl/spl-generic.c b/modules/spl/spl-generic.c index be244cd7a..1aadb990e 100644 --- a/modules/spl/spl-generic.c +++ b/modules/spl/spl-generic.c @@ -13,6 +13,8 @@ #define DEBUG_SUBSYSTEM S_GENERIC +char spl_version[16] = "SPL v" VERSION; + long spl_hostid = 0; EXPORT_SYMBOL(spl_hostid); diff --git a/modules/spl/spl-proc.c b/modules/spl/spl-proc.c index 1f97b3667..94dd937a1 100644 --- a/modules/spl/spl-proc.c +++ b/modules/spl/spl-proc.c @@ -20,7 +20,8 @@ static unsigned long table_max = ~0; #define CTL_SPL 0x87 enum { - CTL_DEBUG_SUBSYS = 1, /* Debug subsystem */ + CTL_VERSION = 1, /* Version */ + CTL_DEBUG_SUBSYS, /* Debug subsystem */ CTL_DEBUG_MASK, /* Debug mask */ CTL_DEBUG_PRINTK, /* Force all messages to console */ CTL_DEBUG_MB, /* Debug buffer size */ @@ -371,6 +372,14 @@ static struct ctl_table spl_table[] = { /* NB No .strategy entries have been provided since * sysctl(8) prefers to go via /proc for portability. */ + { + .ctl_name = CTL_VERSION, + .procname = "version", + .data = spl_version, + .maxlen = sizeof(spl_version), + .mode = 0444, + .proc_handler = &proc_dostring, + }, { .ctl_name = CTL_DEBUG_SUBSYS, .procname = "debug_subsystem",