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Fri, 28 Jun 2024 05:43:00 -0700 (PDT) Received: from draig.lan (localhost [IPv6:::1]) by draig.lan (Postfix) with ESMTP id 577735F9F9; Fri, 28 Jun 2024 13:42:59 +0100 (BST) From: =?utf-8?q?Alex_Benn=C3=A9e?= To: qemu-devel@nongnu.org Cc: David Hildenbrand , Beraldo Leal , Eduardo Habkost , =?utf-8?q?Alex_Benn=C3=A9e?= , Wainer dos Santos Moschetta , qemu-arm@nongnu.org, Peter Xu , Mads Ynddal , Mahmoud Mandour , Pierrick Bouvier , Laurent Vivier , Paolo Bonzini , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Alexandre Iooss , Stefan Hajnoczi , Peter Maydell , Richard Henderson , Thomas Huth Subject: [PATCH 04/23] tracepoints: move physmem trace points Date: Fri, 28 Jun 2024 13:42:39 +0100 Message-Id: <20240628124258.832466-5-alex.bennee@linaro.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240628124258.832466-1-alex.bennee@linaro.org> References: <20240628124258.832466-1-alex.bennee@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::531; envelope-from=alex.bennee@linaro.org; helo=mail-ed1-x531.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org They don't need to be in the global trace-events file and can have a local trace header. Also add address_space_map tracepoint for tracking mapping behaviour. Signed-off-by: Alex Bennée Reviewed-by: Richard Henderson --- system/physmem.c | 6 ++++-- system/trace-events | 6 ++++++ trace-events | 5 ----- 3 files changed, 10 insertions(+), 7 deletions(-) diff --git a/system/physmem.c b/system/physmem.c index 33d09f7571..17c9c70f97 100644 --- a/system/physmem.c +++ b/system/physmem.c @@ -53,7 +53,7 @@ #include "sysemu/hostmem.h" #include "sysemu/hw_accel.h" #include "sysemu/xen-mapcache.h" -#include "trace/trace-root.h" +#include "trace.h" #ifdef CONFIG_FALLOCATE_PUNCH_HOLE #include @@ -1885,7 +1885,7 @@ static void ram_block_add(RAMBlock *new_block, Error **errp) } else { /* list is empty */ QLIST_INSERT_HEAD_RCU(&ram_list.blocks, new_block, next); } - ram_list.mru_block = NULL; + qatomic_rcu_set(&ram_list.mru_block, NULL); /* Write list before version */ smp_wmb(); @@ -3193,6 +3193,8 @@ void *address_space_map(AddressSpace *as, MemoryRegion *mr; FlatView *fv; + trace_address_space_map(as, addr, len, is_write, *(uint32_t *) &attrs); + if (len == 0) { return NULL; } diff --git a/system/trace-events b/system/trace-events index 69c9044151..2ed1d59b1f 100644 --- a/system/trace-events +++ b/system/trace-events @@ -21,6 +21,12 @@ flatview_destroy(void *view, void *root) "%p (root %p)" flatview_destroy_rcu(void *view, void *root) "%p (root %p)" global_dirty_changed(unsigned int bitmask) "bitmask 0x%"PRIx32 +# physmem.c +address_space_map(void *as, uint64_t addr, uint64_t len, bool is_write, uint32_t attrs) "as:%p addr 0x%"PRIx64":%"PRIx64" write:%d attrs:0x%x" +find_ram_offset(uint64_t size, uint64_t offset) "size: 0x%" PRIx64 " @ 0x%" PRIx64 +find_ram_offset_loop(uint64_t size, uint64_t candidate, uint64_t offset, uint64_t next, uint64_t mingap) "trying size: 0x%" PRIx64 " @ 0x%" PRIx64 ", offset: 0x%" PRIx64" next: 0x%" PRIx64 " mingap: 0x%" PRIx64 +ram_block_discard_range(const char *rbname, void *hva, size_t length, bool need_madvise, bool need_fallocate, int ret) "%s@%p + 0x%zx: madvise: %d fallocate: %d ret: %d" + # cpus.c vm_stop_flush_all(int ret) "ret %d" diff --git a/trace-events b/trace-events index dd318ed1af..9cb96f64c4 100644 --- a/trace-events +++ b/trace-events @@ -37,11 +37,6 @@ dma_complete(void *dbs, int ret, void *cb) "dbs=%p ret=%d cb=%p" dma_blk_cb(void *dbs, int ret) "dbs=%p ret=%d" dma_map_wait(void *dbs) "dbs=%p" -# exec.c -find_ram_offset(uint64_t size, uint64_t offset) "size: 0x%" PRIx64 " @ 0x%" PRIx64 -find_ram_offset_loop(uint64_t size, uint64_t candidate, uint64_t offset, uint64_t next, uint64_t mingap) "trying size: 0x%" PRIx64 " @ 0x%" PRIx64 ", offset: 0x%" PRIx64" next: 0x%" PRIx64 " mingap: 0x%" PRIx64 -ram_block_discard_range(const char *rbname, void *hva, size_t length, bool need_madvise, bool need_fallocate, int ret) "%s@%p + 0x%zx: madvise: %d fallocate: %d ret: %d" - # job.c job_state_transition(void *job, int ret, const char *legal, const char *s0, const char *s1) "job %p (ret: %d) attempting %s transition (%s-->%s)" job_apply_verb(void *job, const char *state, const char *verb, const char *legal) "job %p in state %s; applying verb %s (%s)"