From a60822bc11b12e6c43cf25a610174ac44f744b27 Mon Sep 17 00:00:00 2001 From: Long Li Date: Mon, 5 May 2025 17:56:36 -0700 Subject: [PATCH] Drivers: hv: Use kzalloc for panic page allocation To prepare for removal of hv_alloc_* and hv_free* functions, use kzalloc/kfree directly for panic reporting page. Signed-off-by: Long Li Reviewed-by: Michael Kelley Link: https://lore.kernel.org/r/1746492997-4599-5-git-send-email-longli@linuxonhyperv.com Signed-off-by: Wei Liu Message-ID: <1746492997-4599-5-git-send-email-longli@linuxonhyperv.com> --- drivers/hv/hv_common.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/hv/hv_common.c b/drivers/hv/hv_common.c index f8e4330bd4c7e..95c2497ffcffb 100644 --- a/drivers/hv/hv_common.c +++ b/drivers/hv/hv_common.c @@ -272,7 +272,7 @@ static void hv_kmsg_dump_unregister(void) atomic_notifier_chain_unregister(&panic_notifier_list, &hyperv_panic_report_block); - hv_free_hyperv_page(hv_panic_page); + kfree(hv_panic_page); hv_panic_page = NULL; } @@ -280,7 +280,7 @@ static void hv_kmsg_dump_register(void) { int ret; - hv_panic_page = hv_alloc_hyperv_zeroed_page(); + hv_panic_page = kzalloc(HV_HYP_PAGE_SIZE, GFP_KERNEL); if (!hv_panic_page) { pr_err("Hyper-V: panic message page memory allocation failed\n"); return; @@ -289,7 +289,7 @@ static void hv_kmsg_dump_register(void) ret = kmsg_dump_register(&hv_kmsg_dumper); if (ret) { pr_err("Hyper-V: kmsg dump register error 0x%x\n", ret); - hv_free_hyperv_page(hv_panic_page); + kfree(hv_panic_page); hv_panic_page = NULL; } } -- 2.47.2