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Howlett" , Nico Pache , Ryan Roberts , Dev Jain , Barry Song , Lance Yang , Vlastimil Babka , Suren Baghdasaryan , Michal Hocko , Brendan Jackman , Johannes Weiner , Mike Rapoport Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, usamaarif642@gmail.com, kas@kernel.org, kernel-team@meta.com, "Lorenzo Stoakes (Oracle)" , Breno Leitao X-Mailer: b4 0.15-dev-363b9 X-Developer-Signature: v=1; a=openpgp-sha256; l=1398; i=leitao@debian.org; h=from:subject:message-id; bh=lZahW99RTlxb5nSjc6Dzfk6SVjr8wXe8geyfqZrys/g=; b=owEBbQKS/ZANAwAIATWjk5/8eHdtAcsmYgBpsUGYdXYLlTfdS24x4Ijnmy1lzO7mh4g8bO913 JPJ20/U5aaJAjMEAAEIAB0WIQSshTmm6PRnAspKQ5s1o5Of/Hh3bQUCabFBmAAKCRA1o5Of/Hh3 beMxEACJHeqxWGPfoHsKTtYydXn+xUc2IzPH9U0E7Coj9mxC1hXG0bAsEqptbp7IlygxSMfBZs5 cguRNroZvDK2zbBxYlxUmqkzX/dy8AKf1d6WGHB4OnXcam8+AS+TaQu2OfoF4SQuIOrtf9GGFvV 974GdlxU0PhmTTJP/g0ZtxGpq8Fp1Gn+UjVpeEMBT8JOsmh2Ib0uLSstDextCYqMJ28XV/z4Jfr za0Q4IiqGVo/RtiWcmOjJWwViSuFaMreQWTnRUDTUFwGhKfg20x0z4z0kbk0mdJoIdyd7peoUez guRmThRVtWGi6EV0MyufH3/gzObG5/cgbCkUMwpG/gXAnkOy3aScRzxRVFH5Ux8On0Y5fY/M3ns +0CVZtyKZaV4JSFxurxFdEBaG1kih2lSkmFm9td2o0R6iJwZ9Jd7dWve7AaMk2MhY6WUGos2zFW NzxNH0jP4tm7R9rk70/qKfaGuZo7Bj95aVIb3C6o42OEc4Z4PRPaxCwYstlM+52nvL4b6PjuYQV JGDNQIVoL0YBYLQnSRjUfE52VnbRveYlD89Zqm//G0eyS+1Hopj5t9YfLLdGF9vtfj0koR50xqW fngb8dJmcJF0evXumurpgMt4A7yDR2QoJ//AHD8G9CKzAPIFl2F9H4S1dM7tW77d6tmYnHiNDzd xQcXTu8CpjIDwSA== X-Developer-Key: i=leitao@debian.org; a=openpgp; fpr=AC8539A6E8F46702CA4A439B35A3939FFC78776D X-Debian-User: leitao X-Stat-Signature: fddcfcyuakrizz8t83yjhzuaab9w1hd9 X-Rspam-User: X-Rspamd-Queue-Id: 807B940006 X-Rspamd-Server: rspam12 X-HE-Tag: 1773224368-656222 X-HE-Meta: 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 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Make set_recommended_min_free_kbytes() callable from outside khugepaged.c by removing the static qualifier and adding a declaration in mm/internal.h. This allows callers that change THP settings to recalculate watermarks without going through start_stop_khugepaged(). Suggested-by: Lorenzo Stoakes (Oracle) Reviewed-by: Lorenzo Stoakes (Oracle) Acked-by: David Hildenbrand (Arm) Reviewed-by: Zi Yan Signed-off-by: Breno Leitao --- mm/internal.h | 5 +++++ mm/khugepaged.c | 2 +- 2 files changed, 6 insertions(+), 1 deletion(-) diff --git a/mm/internal.h b/mm/internal.h index cb0af847d7d99..7bd768e367793 100644 --- a/mm/internal.h +++ b/mm/internal.h @@ -623,6 +623,11 @@ int user_proactive_reclaim(char *buf, */ pmd_t *mm_find_pmd(struct mm_struct *mm, unsigned long address); +/* + * in mm/khugepaged.c + */ +void set_recommended_min_free_kbytes(void); + /* * in mm/page_alloc.c */ diff --git a/mm/khugepaged.c b/mm/khugepaged.c index 1dd3cfca610db..56a41c21b44c9 100644 --- a/mm/khugepaged.c +++ b/mm/khugepaged.c @@ -2630,7 +2630,7 @@ static int khugepaged(void *none) return 0; } -static void set_recommended_min_free_kbytes(void) +void set_recommended_min_free_kbytes(void) { struct zone *zone; int nr_zones = 0; -- 2.52.0